Appendix B – Data Dictionary,,,,,,,,
Pre–9/11 Person,,,,,,,,
Variable Name,Variable Type,Variable Length,Label,Question Number,Value Range Code,Frequency,Weighted Frequency,Data File
AGERANGE,Char,2,HH member 18 years or older,,–1 = Appropriate Skip,"21,779","271,470,012",Pre–911 Person
,,,,,–7 = Refused,2,"26,665",
,,,,,1 = Yes,333,"4,322,330",
,,,,,2 = No,90,"1,389,162",
BORNINUS,Char,2,Respondent was born in U.S.,M8,–1 = Appropriate Skip,"4,746","65,730,243",Pre–911 Person
,,,,,–7 = Refused,4,"78,274",
,,,,,–8 = Don't Know,2,"10,638",
,,,,,–9 = Not Ascertained,17,"299,998",
,,,,,1 = Yes,"15,936","189,085,664",
,,,,,2 = No,"1,499","22,003,353",
CARRODE,Num,8,Number in carpool last week,E18,–9 = Not Ascertained,27,"428,087",Pre–911 Person
,,,,,–8 = Don't Know,4,"30,255",
,,,,,–5 = Did Not work last week,3,"46,401",
,,,,,–1 = Appropriate Skip,"21,429","265,853,384",
,,,,,1,96,"1,383,343",
,,,,,2,509,"7,254,401",
,,,,,3,98,"1,568,122",
,,,,,4,24,"438,886",
,,,,,5,7,"97,578",
,,,,,6,4,"67,561",
,,,,,8,1,"12,317",
,,,,,9,1,"18,628",
,,,,,14,1,"9,206",
CDIVMSAR,Char,2,"HHs by Census Division, MSA size, Rail",*,"11 = New England, MSA 1 million or more, rail",629,"8,395,028",Pre–911 Person
,,,,,"12 = New England, MSA 1 million or more, no rail",176,"2,164,287",
,,,,,"13 = New England, MSA less than 1 million",160,"1,906,068",
,,,,,"14 = New England, not in MSA",243,"2,339,669",
,,,,,"21 = Mid–Atlantic, MSA 1 million or more, rail","1,458","21,383,424",
,,,,,"22 = Mid–Atlantic, MSA 1 million or more, no rail",460,"5,184,979",
,,,,,"23 = Mid–Atlantic, MSA less than 1 million",709,"7,654,133",
,,,,,"24 = Mid–Atlantic, not in MSA",366,"3,575,501",
,,,,,"31 = E North Central, MSA 1 million or more, rail",675,"9,139,724",
,,,,,"32 = E North Central, MSA 1 million or more, no rail","1,369","15,714,011",
,,,,,"33 = E North Central, MSA less than 1 million",900,"9,081,598",
,,,,,"34 = E North Central, not in MSA","1,066","10,335,446",
,,,,,"42 = W North Central, MSA 1 million or more, no rail",563,"6,584,339",
,,,,,"43 = W North Central, MSA less than 1 million",479,"4,835,162",
,,,,,"44 = W North Central, not in MSA",802,"7,726,217",
,,,,,"51 = So Atlantic, MSA 1 million or more, rail",983,"15,017,051",
,,,,,"52 = So Atlantic, MSA 1 million or more, no rail",959,"14,410,041",
,,,,,"53 = So Atlantic, MSA less than 1 million","1,004","13,429,603",
,,,,,"54 = So Atlantic, not in MSA",842,"11,137,298",
,,,,,"62 = E South Central, MSA 1 million or more, no rail",267,"3,811,811",
,,,,,"63 = E South Central, MSA less than 1 million",434,"6,029,448",
,,,,,"64 = E South Central, not in MSA",431,"5,408,221",
,,,,,"72 = W South Central, MSA 1 million or more, no rail",855,"13,666,609",
,,,,,"73 = W South Central, MSA less than 1 million",594,"9,493,887",
,,,,,"74 = W South Central, not in MSA",496,"6,265,062",
,,,,,"82 = Mountain, MSA 1 million or more, no rail",756,"8,556,479",
,,,,,"83 = Mountain, MSA less than 1 million",440,"4,084,570",
,,,,,"84 = Mountain, not in MSA",445,"4,158,922",
,,,,,"91 = Pacific, MSA 1 million or more, rail","1,156","17,716,132",
,,,,,"92 = Pacific, MSA 1 million or more, no rail","1,481","18,222,660",
,,,,,"93 = Pacific, MSA less than 1 million",619,"6,626,947",
,,,,,"94 = Pacific, not in MSA",387,"3,153,841",
CENSUS_D,Char,2,Household Census Division,*,1 = New England,"1,208","14,805,051",Pre–911 Person
,,,,,2 = Middle Atlantic,"2,993","37,798,038",
,,,,,3 = East North Central,"4,010","44,270,779",
,,,,,4 = West North Central,"1,844","19,145,719",
,,,,,5 = South Atlantic,"3,788","53,993,993",
,,,,,6 = East South Central,"1,132","15,249,481",
,,,,,7 = West South Central,"1,945","29,425,558",
,,,,,8 = Mountain,"1,641","16,799,971",
,,,,,9 = Pacific,"3,643","45,719,580",
,,,,,1 = Northeast,"4,201","52,603,089",
,,,,,2 = Midwest,"5,854","63,416,498",
,,,,,3 = South,"6,865","98,669,031",
,,,,,4 = West,"5,284","62,519,551",
CNTTDTR,Num,8,Number of travel day trips for this respondent,*,0,"2,451","30,124,970",Pre–911 Person
,,,,,1,468,"6,006,466",
,,,,,2,"4,312","55,322,923",
,,,,,3,"2,116","26,954,308",
,,,,,4,"3,741","47,976,932",
,,,,,5,"2,352","29,023,312",
,,,,,6,"2,373","29,074,946",
,,,,,7,"1,460","17,550,052",
,,,,,8,"1,073","13,196,574",
,,,,,9,674,"7,837,029",
,,,,,10,463,"5,550,302",
,,,,,11,276,"3,224,550",
,,,,,12,191,"2,221,011",
,,,,,13,95,"1,216,091",
,,,,,14,55,"738,907",
,,,,,15,45,"477,748",
,,,,,16,25,"328,483",
,,,,,17,10,"117,985",
,,,,,18,15,"181,318",
,,,,,19,2,"15,270",
,,,,,20,3,"30,439",
,,,,,22,2,"12,125",
,,,,,23,1,"15,400",
,,,,,28,1,"11,025",
CNTTPTR,Num,8,Sum of travel period person trips,H1*,0,"12,407","162,908,735",Pre–911 Person
,,,,,1,"6,110","72,882,810",
,,,,,2,"2,141","24,524,095",
,,,,,3,728,"8,179,353",
,,,,,4,367,"3,689,993",
,,,,,5,151,"1,574,610",
,,,,,6,68,"708,537",
,,,,,7,42,"405,117",
,,,,,8,38,"377,090",
,,,,,9,18,"157,818",
,,,,,10,14,"220,152",
,,,,,11,4,"52,026",
,,,,,12,18,"192,247",
,,,,,13,8,"61,464",
,,,,,14,8,"87,052",
,,,,,15,10,"167,544",
,,,,,16,4,"38,858",
,,,,,17,4,"56,861",
,,,,,18,7,"96,305",
,,,,,19,7,"136,761",
,,,,,20,21,"326,999",
,,,,,21,11,"129,241",
,,,,,22,2,"20,704",
,,,,,23,4,"25,919",
,,,,,24,5,"114,659",
,,,,,25,1,"14,269",
,,,,,26,3,"39,733",
,,,,,27,2,"12,165",
,,,,,28,1,"7,053",
CNTTPUNQ,Num,8,Number of unique travel period trips,H1*,0,"12,407","162,908,735",Pre–911 Person
,,,,,1,"7,198","86,017,993",
,,,,,2,"1,940","21,425,079",
,,,,,3,472,"5,070,430",
,,,,,4,124,"1,203,634",
,,,,,5,37,"338,490",
,,,,,6,15,"144,693",
,,,,,7,5,"32,955",
,,,,,8,5,"57,426",
,,,,,15,1,"8,735",
COMMDRVR,Char,2,Commercial driver,E8*,–1 = Appropriate Skip,"12,770","156,948,848",Pre–911 Person
,,,,,–7 = Refused,1,"10,872",
,,,,,–8 = Don't Know,4,"48,475",
,,,,,–9 = Not Ascertained,12,"146,821",
,,,,,1 = Yes,"2,107","26,392,643",
,,,,,2 = No,"7,310","93,660,509",
CONDNIGH,Char,2,Medical condition limits driving to daytime,M6C,–1 = Appropriate Skip,"20,459","258,053,342",Pre–911 Person
,,,,,–7 = Refused,3,"16,567",
,,,,,–8 = Don't Know,38,"383,341",
,,,,,–9 = Not Ascertained,54,"602,946",
,,,,,1 = Yes,722,"7,555,750",
,,,,,2 = No,928,"10,596,222",
CONDPUB,Char,2,Medical condition limits use of public trans,M6E,–1 = Appropriate Skip,"20,459","258,053,342",Pre–911 Person
,,,,,–7 = Refused,1,"6,356",
,,,,,–8 = Don't Know,44,"444,261",
,,,,,1 = Yes,284,"3,763,843",
,,,,,2 = No,"1,416","14,940,368",
CONDRIDE,Char,2,Medical condition results in asking for rides,M6B,–1 = Appropriate Skip,"20,459","258,053,342",Pre–911 Person
,,,,,–8 = Don't Know,4,"32,100",
,,,,,1 = Yes,932,"10,628,509",
,,,,,2 = No,809,"8,494,217",
CONDRIVE,Char,2,Medical condition requires giving up driving,M6D,–1 = Appropriate Skip,"20,459","258,053,342",Pre–911 Person
,,,,,–7 = Refused,1,"5,768",
,,,,,–8 = Don't Know,22,"238,257",
,,,,,–9 = Not Ascertained,149,"1,747,071",
,,,,,1 = Yes,371,"4,281,662",
,,,,,2 = No,"1,202","12,882,068",
CONDSPEC,Char,2,Medical condition requires special transport,M6F,–1 = Appropriate Skip,"20,459","258,053,342",Pre–911 Person
,,,,,–8 = Don't Know,6,"78,109",
,,,,,–9 = Not Ascertained,222,"2,982,161",
,,,,,1 = Yes,153,"1,939,597",
,,,,,2 = No,"1,364","14,154,960",
CONDTRAV,Char,2,Medical condition results in less travel,M6A,–1 = Appropriate Skip,"20,459","258,053,342",Pre–911 Person
,,,,,–7 = Refused,2,"27,789",
,,,,,–8 = Don't Know,1,"11,730",
,,,,,1 = Yes,"1,456","16,309,338",
,,,,,2 = No,286,"2,805,970",
DIARYCMP,Char,2,Was diary completed,G2*,–8 = Don't Know,18,"248,665",Pre–911 Person
,,,,,–9 = Not Ascertained,42,"719,312",
,,,,,1 = Yes,"16,135","196,080,564",
,,,,,2 = No,"6,009","80,159,628",
DIFFDATE,Num,8,Days between travel day and person interview,*,1,"11,301","135,002,860",Pre–911 Person
,,,,,2,"3,827","47,985,838",
,,,,,3,"2,274","29,165,610",
,,,,,4,"1,725","23,607,321",
,,,,,5,"1,492","20,640,682",
,,,,,6,"1,439","19,144,929",
,,,,,7,109,"1,226,080",
,,,,,8,21,"263,027",
,,,,,9,4,"21,692",
,,,,,10,12,"150,130",
DISTBLOC,Num,8,Distance to work if reported in blocks,E14*,–9 = Not Ascertained,"8,123","90,398,207",Pre–911 Person
,,,,,–1 = Appropriate Skip,"13,636","181,315,961",
,,,,,1,203,"2,487,127",
,,,,,2,44,"580,773",
,,,,,3,39,"397,691",
,,,,,4,28,"348,870",
,,,,,5,26,"304,155",
,,,,,6,26,"320,952",
,,,,,7,13,"182,945",
,,,,,8,20,"257,740",
,,,,,9,9,"130,043",
,,,,,10,11,"133,796",
,,,,,11,1,"10,049",
,,,,,12,4,"73,479",
,,,,,13,4,"35,596",
,,,,,14,1,"9,364",
,,,,,15,7,"94,917",
,,,,,17,1,"10,209",
,,,,,19,1,"15,532",
,,,,,20,1,"8,760",
,,,,,21,1,"6,957",
,,,,,25,1,"8,248",
,,,,,35,1,"10,868",
,,,,,40,1,"23,240",
,,,,,48,1,"11,766",
,,,,,70,1,"30,921",
DISTTOWK,Num,8,Distance to work in miles,E14*,–9 = Not Ascertained,"8,125","90,441,319",Pre–911 Person
,,,,,–1 = Appropriate Skip,"4,747","65,747,823",
,,,,,0.1,157,"1,743,546",
,,,,,0.111111111,46,"743,582",
,,,,,0.222222222,44,"580,773",
,,,,,0.25,191,"2,154,614",
,,,,,0.333333333,39,"397,691",
,,,,,0.444444444,28,"348,870",
,,,,,0.555555556,26,"304,155",
,,,,,0.666666667,26,"320,952",
,,,,,0.777777778,13,"182,945",
,,,,,0.888888889,20,"257,740",
,,,,,1,448,"5,549,933",
,,,,,1.111111111,11,"133,796",
,,,,,1.222222222,1,"10,049",
,,,,,1.333333333,4,"73,479",
,,,,,1.444444444,4,"35,596",
,,,,,1.555555556,1,"9,364",
,,,,,1.666666667,7,"94,917",
,,,,,1.888888889,1,"10,209",
,,,,,2,623,"8,247,298",
,,,,,2.111111111,1,"15,532",
,,,,,2.222222222,1,"8,760",
,,,,,2.333333333,1,"6,957",
,,,,,2.777777778,1,"8,248",
,,,,,3,624,"7,972,925",
,,,,,3.888888889,1,"10,868",
,,,,,4,451,"5,972,771",
,,,,,4.444444444,1,"23,240",
,,,,,5,549,"7,650,648",
,,,,,5.333333333,1,"11,766",
,,,,,6,469,"5,996,464",
,,,,,7,453,"5,760,242",
,,,,,7.777777778,1,"30,921",
,,,,,8,418,"5,457,726",
,,,,,9,201,"2,564,750",
,,,,,10,493,"6,983,498",
,,,,,11,197,"2,348,409",
,,,,,12,402,"5,260,439",
,,,,,13,207,"2,822,845",
,,,,,14,150,"1,865,451",
,,,,,15,455,"6,158,492",
,,,,,16,120,"1,350,080",
,,,,,17,134,"1,577,004",
,,,,,18,184,"2,163,976",
,,,,,19,77,"921,284",
,,,,,20,303,"4,008,871",
,,,,,21,80,"883,427",
,,,,,22,137,"1,884,370",
,,,,,23,92,"1,194,080",
,,,,,24,61,"861,640",
,,,,,25,233,"3,321,542",
,,,,,26,61,"815,746",
,,,,,27,49,"600,420",
,,,,,28,45,"515,058",
,,,,,29,23,"342,949",
,,,,,30,181,"2,464,676",
,,,,,31,27,"361,592",
,,,,,32,58,"670,092",
,,,,,33,28,"301,549",
,,,,,34,20,"240,633",
,,,,,35,113,"1,472,719",
,,,,,36,29,"334,894",
,,,,,37,27,"399,613",
,,,,,38,20,"239,985",
,,,,,39,10,"116,979",
,,,,,40,69,"997,080",
,,,,,41,13,"152,567",
,,,,,42,19,"236,345",
,,,,,43,15,"180,839",
,,,,,44,8,"124,448",
,,,,,45,48,"532,887",
,,,,,46,6,"66,337",
,,,,,47,12,"133,883",
,,,,,48,14,"194,413",
,,,,,49,2,"37,103",
,,,,,50,43,"645,697",
,,,,,51,5,"72,530",
,,,,,52,11,"112,729",
,,,,,53,9,"77,018",
,,,,,54,7,"77,074",
,,,,,55,12,"145,615",
,,,,,56,2,"14,448",
,,,,,57,5,"27,681",
,,,,,58,5,"60,274",
,,,,,59,3,"35,706",
,,,,,60,24,"257,271",
,,,,,61,1,"8,517",
,,,,,62,5,"53,262",
,,,,,63,4,"74,948",
,,,,,64,3,"48,066",
,,,,,65,21,"298,122",
,,,,,66,1,"6,442",
,,,,,67,7,"107,160",
,,,,,68,2,"20,053",
,,,,,69,1,"13,233",
,,,,,70,4,"58,050",
,,,,,71,1,"10,580",
,,,,,72,4,"37,101",
,,,,,73,2,"26,760",
,,,,,75,9,"128,438",
,,,,,76,2,"28,798",
,,,,,78,2,"18,222",
,,,,,80,3,"51,669",
,,,,,82,3,"27,142",
,,,,,84,1,"5,298",
,,,,,85,4,"81,654",
,,,,,87,1,"8,889",
,,,,,90,5,"55,390",
,,,,,93,1,"9,340",
,,,,,95,2,"33,630",
,,,,,96,1,"13,410",
,,,,,100,4,"53,640",
,,,,,104,1,"5,448",
,,,,,105,1,"16,904",
,,,,,106,1,"9,118",
,,,,,110,1,"6,471",
,,,,,112,1,"9,175",
,,,,,120,2,"77,321",
,,,,,125,2,"14,390",
,,,,,130,3,"23,229",
,,,,,135,1,"5,969",
,,,,,138,1,"43,785",
,,,,,148,1,"7,680",
,,,,,150,3,"15,019",
,,,,,165,1,"6,910",
,,,,,180,1,"10,292",
,,,,,190,1,"34,873",
,,,,,200,1,"15,931",
,,,,,285,1,"5,956",
,,,,,300,1,"18,628",
,,,,,350,1,"5,166",
,,,,,540,1,"9,613",
,,,,,700,1,"43,746",
DRIVER,Char,2,Driver status of respondent,C8*,–1 = Appropriate Skip,"4,359","60,406,420",Pre–911 Person
,,,,,–9 = Not Ascertained,11,"169,105",
,,,,,"1 = Yes, a driver","16,110","191,857,833",
,,,,,"2 = No, not a driver","1,724","24,774,812",
DRVRCNT,Num,8,Number of drivers in household,C8*,0,506,"7,861,742",Pre–911 Person
,,,,,1,"3,727","47,759,564",
,,,,,2,"13,360","159,814,801",
,,,,,3,"3,296","42,929,661",
,,,,,4,"1,044","14,981,970",
,,,,,5,182,"2,586,210",
,,,,,6,86,"1,141,452",
,,,,,7,3,"132,768",
DTACDT,Char,2,Worrying about a traffic accident,L2K,–1 = Appropriate Skip,"13,806","168,889,828",Pre–911 Person
,,,,,–7 = Refused,5,"44,471",
,,,,,–8 = Don't Know,34,"360,255",
,,,,,–9 = Not Ascertained,8,"126,706",
,,,,,1 = Not a problem,"2,843","35,070,189",
,,,,,2 = A little problem,"2,033","25,694,746",
,,,,,3 = Somewhat of a problem,"1,615","21,408,540",
,,,,,4 = Very much of a problem,761,"10,177,237",
,,,,,5 = A severe problem,"1,099","15,436,196",
DTCONJ,Char,2,Highway congestion,L2A,–1 = Appropriate Skip,"8,537","112,900,144",Pre–911 Person
,,,,,–7 = Refused,3,"25,487",
,,,,,–8 = Don't Know,84,"919,141",
,,,,,–9 = Not Ascertained,17,"251,583",
,,,,,1 = Not a problem,"4,066","48,029,200",
,,,,,2 = A little problem,"2,684","30,982,183",
,,,,,3 = Somewhat of a problem,"3,061","36,894,078",
,,,,,4 = Very much of a problem,"1,699","21,067,221",
,,,,,5 = A severe problem,"2,053","26,139,131",
DTDISTRC,Char,2,Distracted drivers,L2H,–1 = Appropriate Skip,"18,870","237,639,362",Pre–911 Person
,,,,,–7 = Refused,2,"24,907",
,,,,,–8 = Don't Know,25,"275,398",
,,,,,–9 = Not Ascertained,3,"27,189",
,,,,,1 = Not a problem,537,"6,256,844",
,,,,,2 = A little problem,652,"7,507,354",
,,,,,3 = Somewhat of a problem,921,"10,810,852",
,,,,,4 = Very much of a problem,606,"7,326,187",
,,,,,5 = A severe problem,588,"7,340,076",
DTDRUNK,Char,2,Drunk drivers,L2G,–1 = Appropriate Skip,"18,656","234,265,640",Pre–911 Person
,,,,,–8 = Don't Know,43,"476,894",
,,,,,–9 = Not Ascertained,4,"74,330",
,,,,,1 = Not a problem,"1,241","14,481,251",
,,,,,2 = A little problem,717,"8,718,880",
,,,,,3 = Somewhat of a problem,517,"6,381,207",
,,,,,4 = Very much of a problem,287,"3,409,448",
,,,,,5 = A severe problem,739,"9,400,518",
DTGAS,Char,2,Price of gasoline,L2B,–1 = Appropriate Skip,"8,537","112,900,144",Pre–911 Person
,,,,,–7 = Refused,1,"7,605",
,,,,,–8 = Don't Know,65,"766,416",
,,,,,–9 = Not Ascertained,"5,075","68,612,963",
,,,,,1 = Not a problem,"1,056","11,579,571",
,,,,,2 = A little problem,"1,046","10,859,631",
,,,,,3 = Somewhat of a problem,"1,898","20,358,461",
,,,,,4 = Very much of a problem,"1,526","16,972,977",
,,,,,5 = A severe problem,"3,000","35,150,400",
DTNOWALK,Char,2,Lack of walkways or sidewalks,L2C,–1 = Appropriate Skip,"18,763","235,390,807",Pre–911 Person
,,,,,–7 = Refused,1,"6,115",
,,,,,–8 = Don't Know,19,"203,135",
,,,,,–9 = Not Ascertained,6,"74,399",
,,,,,1 = Not a problem,"1,837","21,789,967",
,,,,,2 = A little problem,593,"7,480,988",
,,,,,3 = Somewhat of a problem,427,"5,450,253",
,,,,,4 = Very much of a problem,221,"2,619,637",
,,,,,5 = A severe problem,337,"4,192,868",
DTPVPOT,Char,2,Rough pavement or potholes,L2E,–1 = Appropriate Skip,"8,540","112,927,441",Pre–911 Person
,,,,,–7 = Refused,3,"32,513",
,,,,,–8 = Don't Know,68,"819,186",
,,,,,–9 = Not Ascertained,14,"224,286",
,,,,,1 = Not a problem,"2,835","34,052,859",
,,,,,2 = A little problem,"3,254","37,679,274",
,,,,,3 = Somewhat of a problem,"3,318","39,421,838",
,,,,,4 = Very much of a problem,"2,113","25,139,569",
,,,,,5 = A severe problem,"2,059","26,911,203",
DTRRAGE,Char,2,Aggressive drivers on the road,L2F,–1 = Appropriate Skip,"18,763","235,390,807",Pre–911 Person
,,,,,–8 = Don't Know,15,"183,596",
,,,,,–9 = Not Ascertained,6,"74,399",
,,,,,1 = Not a problem,522,"6,267,687",
,,,,,2 = A little problem,657,"7,955,815",
,,,,,3 = Somewhat of a problem,860,"10,334,735",
,,,,,4 = Very much of a problem,647,"7,826,259",
,,,,,5 = A severe problem,734,"9,174,870",
DTSPEED,Char,2,Drivers speeding,L2I,–1 = Appropriate Skip,"13,806","168,889,828",Pre–911 Person
,,,,,–7 = Refused,1,"7,605",
,,,,,–8 = Don't Know,13,"143,563",
,,,,,–9 = Not Ascertained,"5,065","68,478,746",
,,,,,1 = Not a problem,633,"7,586,526",
,,,,,2 = A little problem,626,"7,209,688",
,,,,,3 = Somewhat of a problem,775,"9,304,827",
,,,,,4 = Very much of a problem,587,"6,651,646",
,,,,,5 = A severe problem,698,"8,935,742",
DTTIEUP,Char,2,Traffic or road congestion,L2D,–1 = Appropriate Skip,"18,656","234,265,640",Pre–911 Person
,,,,,–8 = Don't Know,31,"362,662",
,,,,,–9 = Not Ascertained,4,"74,330",
,,,,,1 = Not a problem,"1,038","12,577,177",
,,,,,2 = A little problem,861,"10,433,577",
,,,,,3 = Somewhat of a problem,704,"8,449,189",
,,,,,4 = Very much of a problem,476,"5,696,021",
,,,,,5 = A severe problem,434,"5,349,573",
DTTRUCKS,Char,2,Number of large trucks on road,L2J,–1 = Appropriate Skip,"18,870","237,639,362",Pre–911 Person
,,,,,–7 = Refused,2,"24,907",
,,,,,–8 = Don't Know,22,"262,154",
,,,,,–9 = Not Ascertained,3,"27,189",
,,,,,1 = Not a problem,685,"8,390,672",
,,,,,2 = A little problem,698,"8,057,089",
,,,,,3 = Somewhat of a problem,731,"9,067,795",
,,,,,4 = Very much of a problem,559,"6,272,981",
,,,,,5 = A severe problem,634,"7,466,019",
EDUC,Char,2,Highest grade completed,M7,–1 = Appropriate Skip,"4,746","65,730,243",Pre–911 Person
,,,,,–7 = Refused,27,"272,425",
,,,,,–8 = Don't Know,67,"771,660",
,,,,,–9 = Not Ascertained,17,"299,998",
,,,,,1 = Less then high school graduate,"2,264","29,542,664",
,,,,,"2 = High school graduate, include GED","5,462","64,583,532",
,,,,,3 = Vocational/technical training,712,"8,157,627",
,,,,,"4 = Some college, but no degree","2,962","37,517,579",
,,,,,"5 = Associate's degree (for example, AA)","1,078","13,379,404",
,,,,,"6 = Bachelor's degree (for example, BA, AB, BS)","2,792","33,908,608",
,,,,,"7 = Some graduate or professional school, but no degree",311,"3,529,921",
,,,,,"8 = Graduate or professional school degree (for example, MA, MS, MBA, MD, DDS, PhD, EdD, J","1,766","19,514,510",
FLGPRDRV,Char,2,Primary driver status of subject,*,–1 = Appropriate Skip,"6,094","85,350,336",Pre–911 Person
,,,,,"1 = Subject is a driver, but is not a primary driver of any HH vehicle","2,448","31,417,204",
,,,,,2 = Primary driver of one HH vehicle,"12,012","142,689,047",
,,,,,3 = Primary driver of two HH vehicles,"1,341","14,591,563",
,,,,,4 = Primary driver of three or more HH vehicles,309,"3,160,019",
FPERWT01––FPERWT99,Num,8,Person weight 50% HHs – Rep 01–99,,,,,Pre–911 Person
FRSTHM,Char,2,At home at start of travel day,G8,–7 = Refused,1,"12,662",Pre–911 Person
,,,,,–8 = Don't Know,5,"115,126",
,,,,,1 = Yes,"20,580","256,156,926",
,,,,,2 = No,"1,618","20,923,454",
GT1JBLWK,Char,2,Have more than one job,E6,–1 = Appropriate Skip,"11,670","141,640,879",Pre–911 Person
,,,,,–7 = Refused,1,"6,650",
,,,,,–8 = Don't Know,1,"17,448",
,,,,,–9 = Not Ascertained,247,"3,252,999",
,,,,,1 = Yes,990,"12,658,064",
,,,,,2 = No,"9,295","119,632,131",
HBHRESDN,Char,9,Housing units per sq mile – Block group,*,–9 = Not Ascertained,6,"86,342",Pre–911 Person
,,,,,25 = 0 to 49,"3,920","41,592,328",
,,,,,150 = 50 to 249,"3,599","40,531,079",
,,,,,700 = 250 to 999,"5,099","62,715,869",
,,,,,"2000 = 1,000 to 2,999","6,679","85,736,382",
,,,,,"4000 = 3,000 to 4,999","1,648","24,245,823",
,,,,,"6000 = 5,000 to 999K","1,253","22,300,345",
HBHTNRNT,Char,9,Percent renter–occupied – Block group,,–9 = Not Ascertained,21,"86,865",Pre–911 Person
,,,,,0 – 100%,"60,261","277,121,337",
HBHUR,Char,2,Urban / Rural indicator – Block group,*,–9 = Not Ascertained,6,"86,342",
,,,,,C = Second City,"3,822","49,726,903",
,,,,,R = Rural,"5,157","56,448,558",
,,,,,S = Suburban,"5,526","69,838,491",
,,,,,T = Town,"5,286","61,076,652",
,,,,,U = Urban,"2,407","40,031,222",
HBPPOPDN,Char,9,Population per sq mile – Block group,*,–9 = Not Ascertained,6,"86,342",Pre–911 Person
,,,,,50 = 0 to 99,"3,466","36,589,961",
,,,,,300 = 100 to 499,"3,493","38,477,226",
,,,,,750 = 500 to 999,"1,880","22,521,833",
,,,,,"1500 = 1,000 to 1,999","2,634","32,068,146",
,,,,,"3000 = 2,000 to 3,999","4,052","51,143,617",
,,,,,"7000 = 4,000 to 9,999","4,911","65,276,722",
,,,,,"17000 = 10,000 to 24,999","1,325","22,631,264",
,,,,,"30000 = 25,000 to 999K",437,"8,413,058",
HHC_MSA,Char,4,MSA/CMSA location of HH,*,"0520 = Atlanta, GA MSA",294,"4,432,369",Pre–911 Person
,,,,,"0640 = Austin–San Marcos, TX MSA",78,"1,467,735",
,,,,,"1122 = Boston–Worcester–Lawrence, MA–NH–ME–CT CMSA",510,"6,482,864",
,,,,,"1280 = Buffalo–Niagara Falls, NY MSA",117,"1,395,559",
,,,,,"1520 = Charlotte–Gastonia–Rock Hill, NC–SC MSA",108,"1,652,980",
,,,,,"1602 = Chicago–Gary–Kenosha, IL–IN–WI CMSA",675,"9,139,724",
,,,,,"1642 = Cincinnati–Hamilton, OH–KY–IN CMSA",182,"2,235,099",
,,,,,"1692 = Cleveland–Akron, OH CMSA",268,"3,272,007",
,,,,,"1840 = Columbus, OH MSA",99,"1,305,998",
,,,,,"1922 = Dallas–Fort Worth, TX CMSA",298,"4,975,200",
,,,,,"2082 = Denver–Boulder–Greeley, CO CMSA",247,"2,826,625",
,,,,,"2162 = Detroit–Ann Arbor–Flint, MI CMSA",418,"4,776,511",
,,,,,"3000 = Grand Rapids–Muskegon–Holland, MI MSA",130,"1,344,963",
,,,,,"3120 = Greensboro––Winston–Salem––High Point, NC MSA",115,"1,369,986",
,,,,,"3280 = Hartford, CT MSA",80,"908,196",
,,,,,"3362 = Houston–Galveston–Brazoria, TX CMSA",238,"3,553,934",
,,,,,"3480 = Indianapolis, IN MSA",135,"1,590,203",
,,,,,"3600 = Jacksonville, FL MSA",96,"1,681,130",
,,,,,"3760 = Kansas City, MO–KS MSA",145,"1,650,179",
,,,,,"4120 = Las Vegas, NV–AZ MSA",128,"1,521,653",
,,,,,"4472 = Los Angeles–Riverside–Orange County, CA CMSA","1,081","16,405,898",
,,,,,"4520 = Louisville, KY–IN MSA",77,"910,135",
,,,,,"4920 = Memphis, TN–AR–MS MSA",49,"754,438",
,,,,,"4992 = Miami–Fort Lauderdale, FL CMSA",199,"3,411,845",
,,,,,"5082 = Milwaukee–Racine, WI CMSA",111,"1,128,548",
,,,,,"5120 = Minneapolis–St. Paul, MN–WI MSA",285,"3,261,666",
,,,,,"5360 = Nashville, TN MSA",103,"1,406,902",
,,,,,"5560 = New Orleans, LA MSA",102,"1,760,966",
,,,,,"5602 = New York–Northern New Jersey–Long Island, NY–NJ–CT–PA CMSA","1,192","18,204,636",
,,,,,"5720 = Norfolk–Virginia Beach–Newport News, VA–NC MSA",115,"1,850,092",
,,,,,"5880 = Oklahoma City, OK MSA",52,"704,889",
,,,,,"5960 = Orlando, FL MSA",103,"1,537,637",
,,,,,"6162 = Philadelphia–Wilmington–Atlantic City, PA–NJ–DE–MD CMSA",421,"5,526,939",
,,,,,"6200 = Phoenix–Mesa, AZ MSA",272,"3,210,992",
,,,,,"6280 = Pittsburgh, PA MSA",236,"2,598,017",
,,,,,"6442 = Portland–Salem, OR–WA CMSA",198,"1,959,036",
,,,,,"6480 = Providence–Fall River–Warwick, RI–MA MSA",96,"1,256,091",
,,,,,"6640 = Raleigh–Durham–Chapel Hill, NC MSA",109,"1,473,377",
,,,,,"6840 = Rochester, NY MSA",107,"1,191,403",
,,,,,"6922 = Sacramento–Yolo, CA CMSA",161,"2,001,830",
,,,,,"7040 = St. Louis, MO–IL MSA",199,"2,487,622",
,,,,,"7160 = Salt Lake City–Ogden, UT MSA",109,"997,210",
,,,,,"7240 = San Antonio, TX MSA",85,"1,189,777",
,,,,,"7320 = San Diego, CA MSA",246,"3,633,322",
,,,,,"7362 = San Francisco–Oakland–San Jose, CA CMSA",538,"7,391,328",
,,,,,"7602 = Seattle–Tacoma–Bremerton, WA CMSA",413,"4,547,378",
,,,,,"8280 = Tampa–St. Petersburg–Clearwater, FL MSA",152,"2,203,488",
,,,,,"8872 = Washington–Baltimore, DC–MD–VA–WV CMSA",551,"8,541,825",
,,,,,"8960 = West Palm Beach–Boca Raton, FL MSA",64,"836,377",
,,,,,9999 = Not in an MSA,"5,078","54,100,178",
,,,,,"XXXX = Suppressed, in an MSA of less than 1 million","5,339","63,141,416",
HHFAMINC,Char,2,Total HH income last 12 months,M14*,–1 = Appropriate Skip,269,"3,409,145",Pre–911 Person
,,,,,–7 = Refused,762,"7,820,657",
,,,,,–8 = Don't Know,384,"4,565,615",
,,,,,–9 = Not Ascertained,14,"327,919",
,,,,,"01 = < $5,000",408,"6,674,800",
,,,,,"02 = $5,000 – $9,999",770,"10,981,872",
,,,,,"03 = $10,000 – $14,999",874,"11,736,844",
,,,,,"04 = $15,000 – $19,999","1,214","16,323,908",
,,,,,"05 = $20,000 – $24,999","1,107","14,624,081",
,,,,,"06 = $25,000 – $29,999","1,570","19,988,355",
,,,,,"07 = $30,000 – $34,999","1,128","13,383,700",
,,,,,"08 = $35,000 – $39,999","1,735","22,907,207",
,,,,,"09 = $40,000 – $44,999",848,"10,442,016",
,,,,,"10 = $45,000 – $49,999","1,529","18,610,457",
,,,,,"11 = $50,000 – $54,999",842,"9,720,339",
,,,,,"12 = $55,000 – $59,999","1,298","16,392,278",
,,,,,"13 = $60,000 – $64,999",601,"7,400,262",
,,,,,"14 = $65,000 – $69,999","1,075","12,751,080",
,,,,,"15 = $70,000 – $74,999",487,"5,736,385",
,,,,,"16 = $75,000 – $79,999",874,"10,853,891",
,,,,,"17 = $80,000 – $99,999","1,642","20,325,898",
,,,,,"18 = $100,000 or more","2,773","32,231,460",
HHINCTTL,Char,2,Total income all HH members,M14*,–1 = Appropriate Skip,269,"3,409,145",Pre–911 Person
,,,,,–7 = Refused,762,"7,820,657",
,,,,,–8 = Don't Know,384,"4,565,615",
,,,,,–9 = Not Ascertained,14,"327,919",
,,,,,"01 = < $5,000",353,"5,532,613",
,,,,,"02 = $5,000 – $9,999",672,"9,473,246",
,,,,,"03 = $10,000 – $14,999",805,"10,503,796",
,,,,,"04 = $15,000 – $19,999","1,127","15,147,745",
,,,,,"05 = $20,000 – $24,999","1,058","14,182,684",
,,,,,"06 = $25,000 – $29,999","1,480","18,869,942",
,,,,,"07 = $30,000 – $34,999","1,117","13,445,580",
,,,,,"08 = $35,000 – $39,999","1,704","22,272,353",
,,,,,"09 = $40,000 – $44,999",860,"10,689,523",
,,,,,"10 = $45,000 – $49,999","1,451","17,510,827",
,,,,,"11 = $50,000 – $54,999",872,"10,316,861",
,,,,,"12 = $55,000 – $59,999","1,283","15,952,595",
,,,,,"13 = $60,000 – $64,999",640,"7,559,971",
,,,,,"14 = $65,000 – $69,999","1,046","12,500,618",
,,,,,"15 = $70,000 – $74,999",533,"6,754,774",
,,,,,"16 = $75,000 – $79,999",895,"11,273,664",
,,,,,"17 = $80,000 – $99,999","1,803","22,304,329",
,,,,,"18 = $100,000 or more","3,076","36,793,712",
HHRESP,Char,2,Person ID of HH respondent,*,1,"22,181","276,927,892",Pre–911 Person
,,,,,2,9,"97,180",
,,,,,3,6,"82,287",
,,,,,4,3,"12,557",
,,,,,5,2,"11,347",
,,,,,6,3,"76,905",
HHR_DRVR,Char,2,Driver status of HH respondent,*,"1 = Yes, a driver","20,972","258,603,237",Pre–911 Person
,,,,,"2 = No, not a driver","1,232","18,604,932",
HHR_EDUC,Char,2,Education level of HH respondent,M7*,–7 = Refused,23,"232,598",Pre–911 Person
,,,,,–8 = Don't Know,51,"545,678",
,,,,,–9 = Not Ascertained,442,"6,430,271",
,,,,,1 = Less then high school graduate,"1,841","25,105,580",
,,,,,"2 = High school graduate, include GED","6,627","80,796,648",
,,,,,3 = Vocational/technical training,857,"10,613,797",
,,,,,"4 = Some college, but no degree","4,084","51,594,216",
,,,,,"5 = Associate's degree (for example, AA)","1,584","20,371,763",
,,,,,"6 = Bachelor's degree (for example, BA, AB, BS)","3,923","49,383,057",
,,,,,"7 = Some graduate or professional school, but no degree",403,"4,885,863",
,,,,,"8 = Graduate or professional school degree (for example, MA, MS, MBA, MD, DDS, PhD, EdD, J","2,369","27,248,698",
HHR_HISP,Char,2,Hispanic status of HH respondent,C6*,1 = Yes,"1,581","35,043,208",Pre–911 Person
,,,,,2 = No,"20,623","242,164,961",
HHR_RACE,Char,2,Race of HH respondent,C7*,–7 = Refused,111,"1,413,253",Pre–911 Person
,,,,,–8 = Don't Know,21,"189,627",
,,,,,–9 = Not Ascertained,23,"280,277",
,,,,,01 = White,"17,955","193,061,022",
,,,,,"02 = African American, Black","1,391","33,368,322",
,,,,,03 = Asian Only,489,"6,782,800",
,,,,,"04 = American Indian, Alaskan Native",97,"1,070,794",
,,,,,"05 = Native Hawaiian, other Pacific Islander",60,"601,735",
,,,,,06 = Hispanic/Mexican Only,820,"16,824,099",
,,,,,07 = White & African American,17,"234,230",
,,,,,08 = White & Asian,33,"465,066",
,,,,,09 = White & American Indian,323,"3,591,866",
,,,,,10 = White & Hispanic,609,"13,798,237",
,,,,,11 = African American & Hispanic,16,"421,260",
,,,,,12 = American Indian & Hispanic,35,"978,233",
,,,,,13 = Other Combination 2 Races,141,"2,668,721",
,,,,,14 = Other Combination 3 Races,33,"881,907",
,,,,,16 = Other multiracial not listed above,29,"566,847",
,,,,,17 = Other specify,1,"9,872",
HHR_WRKR,Char,2,Worker status of HH respondent,*,1 = Yes,"14,507","188,643,278",Pre–911 Person
,,,,,2 = No,"7,697","88,564,891",
HHSIZE,Num,8,Number of HH members,C3*,1,"2,069","22,538,302",Pre–911 Person
,,,,,2,"6,907","72,701,322",
,,,,,3,"4,108","54,781,040",
,,,,,4,"4,976","67,872,395",
,,,,,5,"2,552","35,085,264",
,,,,,6,"1,019","15,276,569",
,,,,,7,353,"5,733,291",
,,,,,8,131,"1,970,379",
,,,,,9,46,"803,453",
,,,,,10,20,"193,291",
,,,,,11,23,"252,862",
HHSTATE,Char,2,State–household location,D4*,AL = Alabama,312,"4,458,387",Pre–911 Person
,,,,,AR = Arkansas,213,"2,578,617",
,,,,,AZ = Arizona,433,"4,788,222",
,,,,,CA = California,"2,465","34,288,574",
,,,,,CO = Colorado,417,"4,507,112",
,,,,,CT = Connecticut,222,"3,168,275",
,,,,,FL = Florida,"1,022","14,663,633",
,,,,,GA = Georgia,623,"9,040,260",
,,,,,IA = Iowa,268,"2,606,634",
,,,,,IL = Illinois,"1,041","12,968,779",
,,,,,IN = Indiana,479,"5,120,856",
,,,,,KS = Kansas,292,"2,930,343",
,,,,,KY = Kentucky,288,"3,747,123",
,,,,,LA = Louisiana,290,"4,404,197",
,,,,,MA = Massachusetts,541,"6,788,601",
,,,,,MD = Maryland,322,"4,818,874",
,,,,,MI = Michigan,924,"9,681,447",
,,,,,MN = Minnesota,509,"5,396,266",
,,,,,MO = Missouri,517,"5,864,720",
,,,,,MS = Mississippi,134,"1,992,125",
,,,,,NC = North Carolina,658,"8,980,026",
,,,,,NJ = New Jersey,573,"7,965,824",
,,,,,NY = New York,"1,216","16,056,034",
,,,,,OH = Ohio,"1,079","11,913,750",
,,,,,OK = Oklahoma,222,"2,569,725",
,,,,,OR = Oregon,345,"2,947,498",
,,,,,PA = Pennsylvania,"1,204","13,776,180",
,,,,,SC = South Carolina,291,"4,117,656",
,,,,,TN = Tennessee,398,"5,051,845",
,,,,,TX = Texas,"1,220","19,873,019",
,,,,,UT = Utah,183,"1,517,733",
,,,,,VA = Virginia,558,"8,034,021",
,,,,,WA = Washington,704,"7,022,725",
,,,,,WI = Wisconsin,487,"4,585,947",
,,,,,"XX = Suppressed, HH in state of less than 2 million","1,754","18,983,141",
HHSTFIPS,Char,2,FIPS state code for HH,*,01 = Alabama (FIPS Code=01),312,"4,458,387",Pre–911 Person
,,,,,04 = Arizona (FIPS Code=04),433,"4,788,222",
,,,,,05 = Arkansas (FIPS Code=05),213,"2,578,617",
,,,,,06 = California (FIPS Code=06),"2,465","34,288,574",
,,,,,08 = Colorado (FIPS Code=08),417,"4,507,112",
,,,,,09 = Connecticut (FIPS Code=09),222,"3,168,275",
,,,,,12 = Florida (FIPS Code=12),"1,022","14,663,633",
,,,,,13 = Georgia (FIPS Code=13),623,"9,040,260",
,,,,,17 = Illinois (FIPS Code=17),"1,041","12,968,779",
,,,,,18 = Indiana (FIPS Code=18),479,"5,120,856",
,,,,,19 = Iowa (FIPS Code=19),268,"2,606,634",
,,,,,20 = Kansas (FIPS Code=20),292,"2,930,343",
,,,,,21 = Kentucky (FIPS Code=21),288,"3,747,123",
,,,,,22 = Louisiana (FIPS Code=22),290,"4,404,197",
,,,,,24 = Maryland (FIPS Code=24),322,"4,818,874",
,,,,,25 = Massachusetts (FIPS Code=25),541,"6,788,601",
,,,,,26 = Michigan (FIPS Code=26),924,"9,681,447",
,,,,,27 = Minnesota (FIPS Code=27),509,"5,396,266",
,,,,,28 = Mississippi (FIPS Code=28),134,"1,992,125",
,,,,,29 = Missouri (FIPS Code=29),517,"5,864,720",
,,,,,34 = New Jersey (FIPS Code=34),573,"7,965,824",
,,,,,36 = New York (FIPS Code=36),"1,216","16,056,034",
,,,,,37 = North Carolina (FIPS Code=37),659,"8,989,402",
,,,,,39 = Ohio (FIPS Code=39),"1,079","11,913,750",
,,,,,40 = Oklahoma (FIPS Code=40),222,"2,569,725",
,,,,,41 = Oregon (FIPS Code=41),345,"2,947,498",
,,,,,42 = Pennsylvania (FIPS Code=42),"1,204","13,776,180",
,,,,,45 = South Carolina (FIPS Code=45),290,"4,108,280",
,,,,,47 = Tennessee (FIPS Code=47),398,"5,051,845",
,,,,,48 = Texas (FIPS Code=48),"1,220","19,873,019",
,,,,,49 = Utah (FIPS Code=49),183,"1,517,733",
,,,,,51 = Virginia (FIPS Code=51),557,"8,025,535",
,,,,,53 = Washington (FIPS Code=53),704,"7,022,725",
,,,,,54 = West Virginia (FIPS Code=54),1,"8,486",
,,,,,55 = Wisconsin (FIPS Code=55),487,"4,585,947",
,,,,,"XX = Suppressed, HH in state of less than 2 million","1,754","18,983,141",
HHVEHCNT,Num,8,Number of vehicles in HH,B1*,0,796,"13,108,347",Pre–911 Person
,,,,,1,"4,261","56,676,313",
,,,,,2,"9,956","121,542,279",
,,,,,3,"4,423","52,842,270",
,,,,,4,"1,775","21,239,522",
,,,,,5,602,"6,913,873",
,,,,,6,251,"3,216,160",
,,,,,7,61,"774,938",
,,,,,8,28,"272,062",
,,,,,9,30,"337,549",
,,,,,10,18,"163,459",
,,,,,12,3,"121,397",
HOMEOWN,Char,2,Housing unit owned or rented,C2,1 = Own,"17,994","207,906,387",Pre–911 Person
,,,,,2 = Rent,"4,105","67,568,602",
,,,,,3 = Provided by job or military,97,"1,635,378",
,,,,,91 = Other,8,"97,802",
HOMETYPE,Char,2,Type of housing unit,C1,1 = Detached single house,"17,054","199,595,363",Pre–911 Person
,,,,,2 = Duplex,789,"12,246,822",
,,,,,3 = Rowhouse or townhouse,690,"10,396,662",
,,,,,"4 = Apartment, condominium","2,367","38,148,557",
,,,,,5 = Mobile home or trailer,"1,284","16,544,468",
,,,,,"6 = Dorm room, fraternity or sorority house",2,"35,083",
,,,,,91 = Other,18,"241,213",
HOUSEID,Char,8,HH ID number,,,,,Pre–911 Person
HTEEMPDN,Char,8,Jobs per sq mile – Tract level,,–9 = Not Ascertained,21,"86,865",Pre–911 Person
,,,,,"0 – 135,173.31","60,261","277,121,317",
HTHRESDN,Char,9,Housing units per sq mile – Tract level,*,–9 = Not Ascertained,6,"86,342",Pre–911 Person
,,,,,25 = 0 to 49,"4,410","47,085,586",
,,,,,150 = 50 to 249,"3,782","42,626,488",
,,,,,700 = 250 to 999,"5,385","66,454,398",
,,,,,"2000 = 1,000 to 2,999","6,330","83,267,890",
,,,,,"4000 = 3,000 to 4,999","1,275","19,069,200",
,,,,,"6000 = 5,000 to 999K","1,016","18,618,266",
HTHTNRNT,Num,8,Percent renter–occupied – Tract level,,–9 = Not Ascertained,21,"86,865",Pre–911 Person
,,,,,0 – 100%,"60,261","277,121,313",
HTHUR,Char,2,Urban / Rural indicator – Tract level,*,–9 = Not Ascertained,6,"86,342",Pre–911 Person
,,,,,C = Second City,"3,750","48,946,524",
,,,,,R = Rural,"5,158","56,602,019",
,,,,,S = Suburban,"5,581","70,661,316",
,,,,,T = Town,"5,252","60,282,748",
,,,,,U = Urban,"2,457","40,629,219",
HTPPOPDN,Char,9,Population per sq mile – Tract level,*,–9 = Not Ascertained,6,"86,342",Pre–911 Person
,,,,,50 = 0 to 99,"4,014","42,829,518",
,,,,,300 = 100 to 499,"3,640","40,462,828",
,,,,,750 = 500 to 999,"2,001","23,750,402",
,,,,,"1500 = 1,000 to 1,999","2,771","34,013,934",
,,,,,"3000 = 2,000 to 3,999","3,990","50,891,882",
,,,,,"7000 = 4,000 to 9,999","4,289","58,392,935",
,,,,,"17000 = 10,000 to 24,999","1,119","19,319,158",
,,,,,"30000 = 25,000 to 999K",374,"7,461,169",
IMPTAGE,Char,1,Subjects age was imputed,*,1 = Yes,425,"5,738,157",Pre–911 Person
,,,,,2 = No,"21,779","271,470,012",
IMPTHOWN,Char,1,HOMEOWN was imputed,*,1 = Yes,34,"606,419",Pre–911 Person
,,,,,2 = No,"22,170","276,601,750",
IMPTHTYP,Char,1,HOMETYPE was imputed,*,1 = Yes,24,"383,225",Pre–911 Person
,,,,,2 = No,"22,180","276,824,944",
IMPTRACE,Char,1,Race of HH respondent was imputed,*,1 = Yes,215,"3,056,828",Pre–911 Person
,,,,,2 = No,"21,989","274,151,341",
IMPTSEX,Char,1,Subjects sex was imputed,*,1 = Yes,28,"401,053",Pre–911 Person
,,,,,2 = No,"22,176","276,807,116",
INDVINC,Char,2,Income of respondent if reported separately,M24*,–1 = Appropriate Skip,"21,623","267,959,533",Pre–911 Person
,,,,,"01 = < $5,000",66,"1,091,863",
,,,,,"02 = $5,000 – $9,999",92,"1,435,342",
,,,,,"03 = $10,000 – $14,999",64,"990,147",
,,,,,"04 = $15,000 – $19,999",62,"1,002,127",
,,,,,"05 = $20,000 – $24,999",54,"994,477",
,,,,,"06 = $25,000 – $29,999",51,"877,374",
,,,,,"07 = $30,000 – $34,999",26,"373,441",
,,,,,"08 = $35,000 – $39,999",23,"408,374",
,,,,,"09 = $40,000 – $44,999",19,"311,692",
,,,,,"10 = $45,000 – $49,999",25,"378,197",
,,,,,"11 = $50,000 – $54,999",8,"87,556",
,,,,,"12 = $55,000 – $59,999",18,"259,823",
,,,,,"13 = $60,000 – $64,999",6,"60,662",
,,,,,"14 = $65,000 – $69,999",14,"196,165",
,,,,,"15 = $70,000 – $74,999",11,"171,249",
,,,,,"16 = $75,000 – $79,999",2,"15,481",
,,,,,"17 = $80,000 – $99,999",14,"234,769",
,,,,,"18 = $100,000 or more",26,"359,897",
LANG,Char,1,Interview Language,*,1 = English,"21,798","272,578,380",Pre–911 Person
,,,,,2 = Spanish,406,"4,629,789",
LASTRPMM,Char,2,"Date of last trip before travel day, Month",G14,–1 = Appropriate Skip,"19,798","247,819,997",Pre–911 Person
,,,,,–8 = Don't Know,108,"1,280,883",
,,,,,–9 = Not Ascertained,1,"17,583",
,,,,,01 = January,5,"43,209",
,,,,,02 = February,15,"144,014",
,,,,,03 = March,59,"777,317",
,,,,,04 = April,318,"4,722,354",
,,,,,05 = May,356,"4,888,901",
,,,,,06 = June,322,"4,385,851",
,,,,,07 = July,361,"5,872,820",
,,,,,08 = August,574,"4,404,302",
,,,,,09 = September,270,"2,652,178",
,,,,,10 = October,5,"54,892",
,,,,,11 = November,3,"34,040",
,,,,,12 = December,9,"109,829",
LASTRPYY,Char,4,"Date of last trip before travel day, Year",G14,–1 = Appropriate Skip,"19,798","247,819,997",Pre–911 Person
,,,,,–8 = Don't Know,94,"1,197,180",
,,,,,–9 = Not Ascertained,1,"17,583",
,,,,,1978,1,"7,090",
,,,,,1994,1,"8,805",
,,,,,1995,2,"11,790",
,,,,,1997,2,"15,743",
,,,,,1998,1,"2,399",
,,,,,2000,26,"359,138",
,,,,,2001,"2,278","27,768,443",
LIF_CYC,Char,2,Household life cycle,*,"01 = one adult, no children","1,108","13,271,553",Pre–911 Person
,,,,,"02 = 2+ adults, no children","3,971","48,737,465",
,,,,,"03 = one adult, youngest child 0–5",355,"6,730,426",
,,,,,"04 = 2+ adults, youngest child 0–5","4,871","69,992,060",
,,,,,"05 = one adult, youngest child 6–15",529,"8,060,755",
,,,,,"06 = 2+ adults, youngest child 6–15","4,961","63,367,164",
,,,,,"07 = one adult, youngest child 16–21",223,"3,199,587",
,,,,,"08 = 2+ adults, youngest child 16–21","1,453","18,872,075",
,,,,,"09 = one adult, retired, no children",939,"8,977,547",
,,,,,"10 = 2+ adults, retired, no children","3,794","35,999,537",
LSTTRDAY,Num,8,Number of days since last trip before travel day,G15*,–9 = Not Ascertained,207,"2,492,015",Pre–911 Person
,,,,,–1 = Appropriate Skip,"19,798","247,819,997",
,,,,,0,6,"59,778",
,,,,,1,"1,078","13,125,350",
,,,,,2,353,"4,583,285",
,,,,,3,221,"2,687,641",
,,,,,4,108,"1,291,533",
,,,,,5,74,"937,562",
,,,,,6,61,"670,651",
,,,,,7,39,"499,346",
,,,,,8,25,"353,188",
,,,,,9,17,"176,939",
,,,,,10,25,"220,222",
,,,,,11,10,"118,437",
,,,,,12,11,"78,791",
,,,,,13,19,"240,447",
,,,,,14,15,"234,371",
,,,,,15,5,"69,334",
,,,,,16,7,"56,934",
,,,,,17,9,"111,093",
,,,,,18,3,"26,826",
,,,,,19,2,"24,893",
,,,,,20,5,"48,979",
,,,,,21,4,"45,738",
,,,,,22,4,"60,814",
,,,,,23,4,"67,108",
,,,,,24,6,"59,721",
,,,,,26,4,"33,402",
,,,,,27,4,"116,671",
,,,,,28,1,"12,518",
,,,,,29,1,"3,389",
,,,,,30,5,"44,319",
,,,,,31,5,"52,794",
,,,,,32,2,"43,776",
,,,,,33,3,"20,409",
,,,,,34,2,"19,921",
,,,,,35,1,"5,672",
,,,,,36,2,"31,438",
,,,,,37,1,"6,608",
,,,,,38,3,"28,939",
,,,,,39,1,"8,928",
,,,,,40,2,"58,229",
,,,,,42,2,"14,324",
,,,,,43,2,"31,114",
,,,,,44,2,"19,177",
,,,,,45,2,"17,015",
,,,,,46,1,"4,559",
,,,,,50,3,"25,524",
,,,,,51,2,"16,094",
,,,,,53,1,"8,260",
,,,,,59,1,"10,590",
,,,,,60,1,"15,802",
,,,,,61,1,"9,843",
,,,,,63,1,"3,955",
,,,,,65,1,"8,736",
,,,,,67,1,"11,028",
,,,,,69,1,"9,938",
,,,,,72,1,"21,952",
,,,,,77,1,"10,922",
,,,,,78,1,"13,786",
,,,,,79,1,"3,474",
,,,,,80,3,"45,867",
,,,,,81,1,"40,968",
,,,,,85,1,"3,290",
,,,,,86,2,"20,886",
,,,,,89,1,"13,818",
,,,,,91,1,"7,773",
,,,,,93,1,"10,023",
,,,,,101,1,"16,326",
,,,,,104,1,"6,758",
,,,,,115,1,"17,931",
,,,,,117,1,"12,355",
,,,,,122,1,"4,604",
,,,,,131,1,"9,206",
,,,,,141,1,"12,596",
,,,,,160,1,"10,104",
,,,,,172,1,"11,358",
,,,,,182,1,"5,198",
,,,,,253,1,"17,111",
,,,,,303,2,"23,203",
,,,,,377,1,"7,792",
,,,,,730,1,"6,901",
LSTTRDT,Char,6,"Month, Year of last trip before travel day",G14*,–1 = Appropriate Skip,"19,798","247,819,997",Pre–911 Person
,,,,,–9 = Not Ascertained,207,"2,492,015",
,,,,,199512,1,"6,901",
,,,,,200008,1,"7,792",
,,,,,200010,3,"34,561",
,,,,,200011,1,"9,206",
,,,,,200012,5,"70,098",
,,,,,200101,4,"36,812",
,,,,,200102,7,"75,122",
,,,,,200103,54,"725,211",
,,,,,200104,307,"4,570,042",
,,,,,200105,338,"4,641,337",
,,,,,200106,309,"4,212,770",
,,,,,200107,340,"5,551,610",
,,,,,200108,564,"4,334,400",
,,,,,200109,265,"2,620,296",
MEDCOND,Char,2,Have a medical condition making travel difficult,M4,–1 = Appropriate Skip,"4,746","65,730,243",Pre–911 Person
,,,,,–7 = Refused,5,"44,854",
,,,,,–8 = Don't Know,6,"62,236",
,,,,,–9 = Not Ascertained,17,"299,998",
,,,,,1 = Yes,"1,745","19,154,827",
,,,,,2 = No,"15,685","191,916,011",
MEDCOND6,Char,2,Length of time with medical condition,M5,–1 = Appropriate Skip,"20,459","258,053,342",Pre–911 Person
,,,,,–7 = Refused,1,"5,768",
,,,,,–8 = Don't Know,9,"87,201",
,,,,,1 = 0–5 months,128,"1,474,262",
,,,,,2 = 6–11 months,93,"975,064",
,,,,,3 = 1–4 years,517,"5,747,950",
,,,,,4 = 5–9 years,343,"3,764,910",
,,,,,5 = 10 years or more,574,"6,083,834",
,,,,,6 = All his/her Life,80,"1,015,838",
MSACAT,Char,2,MSA/CMSA category,*,"1 = MSA of 1 million or more, with rail","4,901","71,651,359",Pre–911 Person
,,,,,"2 = MSA of 1 million or more, and not in 1","6,886","88,315,216",
,,,,,3 = MSA less than 1 million,"5,339","63,141,416",
,,,,,4 = Not in MSA (CMSA),"5,078","54,100,178",
MSASIZE,Char,2,Population size of HH MSA,*,"1 = In an MSA of Less than 250,000","1,621","18,758,104",Pre–911 Person
,,,,,"2 = In an MSA of 250,000 – 499,999","1,850","22,323,210",
,,,,,"3 = In an MSA of 500,000 – 999,999","1,868","22,060,102",
,,,,,"4 = In an MSA or CMSA of 1,000,000 – 2,999,999","4,687","59,365,133",
,,,,,5 = In an MSA or CMSA of 3 million or more,"7,100","100,601,442",
,,,,,6 = Not in MSA or CMSA,"5,078","54,100,178",
NBIKETRP,Num,8,Number of bike trips in past week,L4,–9 = Not Ascertained,16,"239,312",Pre–911 Person
,,,,,–8 = Don't Know,18,"283,038",
,,,,,–7 = Refused,1,"14,346",
,,,,,–1 = Appropriate Skip,"4,748","65,777,556",
,,,,,0,"15,830","190,985,932",
,,,,,1,594,"7,589,091",
,,,,,2,413,"5,122,972",
,,,,,3,218,"2,655,450",
,,,,,4,102,"1,228,083",
,,,,,5,98,"1,135,805",
,,,,,6,41,"489,862",
,,,,,7,70,"900,758",
,,,,,8,7,"119,544",
,,,,,9,1,"8,401",
,,,,,10,21,"324,934",
,,,,,12,6,"47,128",
,,,,,13,1,"10,141",
,,,,,14,2,"14,463",
,,,,,15,4,"47,567",
,,,,,17,1,"19,314",
,,,,,20,7,"111,955",
,,,,,25,2,"22,686",
,,,,,28,1,"12,130",
,,,,,30,2,"47,702",
NUMADLT,Num,8,Number of adults in HH,C8*,1,"2,866","35,146,978",Pre–911 Person
,,,,,2,"15,069","177,696,676",
,,,,,3,"3,033","45,342,337",
,,,,,4,985,"15,601,990",
,,,,,5,184,"2,544,688",
,,,,,6,63,"837,218",
,,,,,7,4,"38,283",
NWALKTRP,Num,8,Number of walk trips in past week,L3,–9 = Not Ascertained,28,"384,993",Pre–911 Person
,,,,,–8 = Don't Know,130,"1,767,030",
,,,,,–7 = Refused,1,"6,441",
,,,,,–1 = Appropriate Skip,"4,748","65,777,556",
,,,,,0,"4,880","58,171,647",
,,,,,1,"1,149","14,689,982",
,,,,,2,"1,850","23,132,404",
,,,,,3,"2,174","26,197,749",
,,,,,4,"1,302","15,799,371",
,,,,,5,"1,487","17,544,721",
,,,,,6,568,"6,901,093",
,,,,,7,"2,196","25,280,390",
,,,,,8,110,"1,348,483",
,,,,,9,40,"455,696",
,,,,,10,410,"5,508,234",
,,,,,11,7,"110,967",
,,,,,12,126,"1,541,110",
,,,,,13,8,"108,155",
,,,,,14,231,"2,827,864",
,,,,,15,147,"2,002,862",
,,,,,16,16,"175,663",
,,,,,17,4,"51,233",
,,,,,18,13,"157,069",
,,,,,19,3,"31,625",
,,,,,20,178,"2,429,196",
,,,,,21,75,"815,967",
,,,,,22,4,"27,119",
,,,,,23,2,"16,989",
,,,,,24,8,"113,847",
,,,,,25,66,"853,943",
,,,,,26,2,"27,621",
,,,,,28,27,"311,650",
,,,,,30,62,"894,296",
,,,,,35,31,"269,971",
,,,,,36,2,"19,817",
,,,,,38,1,"29,496",
,,,,,40,19,"241,044",
,,,,,42,5,"38,775",
,,,,,45,1,"6,535",
,,,,,48,1,"25,258",
,,,,,49,2,"17,665",
,,,,,50,55,"671,963",
,,,,,54,1,"8,073",
,,,,,55,1,"11,124",
,,,,,56,1,"5,820",
,,,,,60,7,"98,045",
,,,,,63,1,"7,519",
,,,,,70,14,"151,348",
,,,,,72,1,"10,922",
,,,,,75,3,"28,708",
,,,,,80,2,"62,094",
,,,,,84,3,"32,540",
,,,,,90,1,"8,486",
OCCAT,Char,2,Occupational category,E7*,–1 = Appropriate Skip,"11,679","141,722,914",Pre–911 Person
,,,,,–7 = Refused,3,"29,067",
,,,,,–8 = Don't Know,7,"79,565",
,,,,,–9 = Not Ascertained,3,"68,288",
,,,,,01 = Sales or Service,"2,885","38,023,772",
,,,,,02 = Clerical or administrative support,"1,287","15,988,408",
,,,,,"03 = Manufacturing, construction, maintenance, or farming","2,132","28,702,042",
,,,,,"04 = Professional, managerial or technical","4,206","52,576,585",
,,,,,91 = Other,2,"17,527",
OUTCNTRY,Char,2,Out of country entire travel day,G10,–1 = Appropriate Skip,"21,379","266,870,423",Pre–911 Person
,,,,,–8 = Don't Know,1,"2,728",
,,,,,1 = Yes,40,"604,807",
,,,,,2 = No,784,"9,730,211",
OUTOFTWN,Char,2,Out of town entire travel day,G9*,–1 = Appropriate Skip,"20,979","261,300,572",Pre–911 Person
,,,,,–9 = Not Ascertained,1,"10,840",
,,,,,1 = Yes,626,"7,801,176",
,,,,,2 = No,598,"8,095,582",
PAYPROF,Char,2,Worked for pay or profit last week,E4,–1 = Appropriate Skip,"14,533","191,834,720",Pre–911 Person
,,,,,–7 = Refused,8,"100,316",
,,,,,–8 = Don't Know,3,"44,386",
,,,,,–9 = Not Ascertained,8,"121,116",
,,,,,1 = Yes,740,"9,428,091",
,,,,,2 = No,"6,912","75,679,540",
PERSONID,,,Person Identification Number,,,,,Pre–911 Person
PRCASEID,,,Composite person identification number,,,,,Pre–911 Person
PRMACT,Char,2,Primary activity last week,E3,–1 = Appropriate Skip,"4,748","65,777,556",Pre–911 Person
,,,,,–7 = Refused,6,"74,978",
,,,,,–8 = Don't Know,15,"179,447",
,,,,,–9 = Not Ascertained,8,"121,116",
,,,,,1 = Working,"9,055","117,044,070",
,,,,,2 = Temporarily absent from a job or business,730,"9,013,094",
,,,,,3 = Looking for work,297,"4,761,552",
,,,,,4 = A homemaker,"1,770","20,325,834",
,,,,,5 = Going to school,673,"10,588,776",
,,,,,6 = Retired,"4,016","37,349,582",
,,,,,7 = Doing something else,886,"11,972,164",
PRMDRVR1,Char,2,HH vehicle of which respondent is primary driver,C12*,–1 = Appropriate Skip,"8,530","116,621,094",Pre–911 Person
,,,,,1,"7,724","89,342,985",
,,,,,2,"4,539","53,321,340",
,,,,,3,"1,065","13,465,058",
,,,,,4,253,"3,224,477",
,,,,,5,66,"827,688",
,,,,,6,18,"250,334",
,,,,,7,5,"35,656",
,,,,,8,2,"34,384",
,,,,,10,1,"45,333",
,,,,,11,1,"39,820",
PRMDRVR2,Char,2,2nd HH vehicle of which respondent is primary driv,C12*,–1 = Appropriate Skip,"20,554","259,456,587",Pre–911 Person
,,,,,2,756,"8,319,162",
,,,,,3,589,"6,192,099",
,,,,,4,212,"2,222,915",
,,,,,5,63,"721,737",
,,,,,6,20,"201,287",
,,,,,7,6,"52,800",
,,,,,8,3,"28,206",
,,,,,9,1,"13,376",
PRMDRVR3,Char,2,3rd HH vehicle of which respondent is primary driv,C12*,–1 = Appropriate Skip,"21,895","274,048,150",Pre–911 Person
,,,,,3,127,"1,307,846",
,,,,,4,107,"1,076,952",
,,,,,5,45,"441,248",
,,,,,6,19,"189,249",
,,,,,7,7,"105,321",
,,,,,8,3,"24,168",
,,,,,9,1,"15,235",
PROXCAT,Char,2,Proxy status of ext interview respondent,*,1 = Proxy Required – 13 years or younger,"4,120","57,599,932",Pre–911 Person
,,,,,2 = Proxy Allowed – 14–15 years,591,"7,660,686",
,,,,,3 = Proxy Often – 16–17 years,275,"3,796,018",
,,,,,4 = Proxy for adult – 18 years or older,"3,527","43,529,143",
,,,,,"5 = Interview completed by self, not proxy","13,691","164,622,389",
PROXY,Char,2,Ext interview info from respondent or proxy,E1,1 = Subject,"13,691","164,622,389",Pre–911 Person
,,,,,2 = Proxy,"8,513","112,585,780",
PTUSED,Char,2,Public transit use last 2 months,L11,–1 = Appropriate Skip,"4,748","65,777,556",Pre–911 Person
,,,,,–8 = Don't Know,37,"590,829",
,,,,,–9 = Not Ascertained,15,"252,684",
,,,,,1 = Two or more days a week,754,"12,580,649",
,,,,,2 = About once a week,398,"6,010,972",
,,,,,3 = Once or twice a month,667,"9,115,261",
,,,,,4 = Less than once a month,637,"7,925,578",
,,,,,5 = Never,"13,464","158,956,242",
,,,,,6 = Not available,"1,484","15,998,398",
RAIL,Char,2,Rail (subway) category of HH,*,1 = MSA has rail,"4,901","71,651,359",Pre–911 Person
,,,,,"2 = MSA does not have rail, or hh not in an MSA","17,303","205,556,810",
R_AGEWGT,Num,8,Age of respondent,*,0,252,"3,602,930",Pre–911 Person
,,,,,1,222,"3,122,250",
,,,,,2,334,"4,952,055",
,,,,,3,303,"4,105,410",
,,,,,4,301,"4,224,929",
,,,,,5,283,"4,082,550",
,,,,,6,290,"4,073,834",
,,,,,7,295,"4,123,984",
,,,,,8,310,"4,216,869",
,,,,,9,302,"4,172,908",
,,,,,10,270,"3,436,126",
,,,,,11,339,"4,907,364",
,,,,,12,304,"4,175,462",
,,,,,13,316,"4,415,784",
,,,,,14,305,"3,816,528",
,,,,,15,306,"4,086,739",
,,,,,16,293,"3,888,972",
,,,,,17,259,"3,503,814",
,,,,,18,261,"4,546,399",
,,,,,19,164,"3,163,907",
,,,,,20,196,"3,585,125",
,,,,,21,185,"3,258,735",
,,,,,22,170,"3,374,587",
,,,,,23,159,"2,946,417",
,,,,,24,180,"3,042,598",
,,,,,25,191,"3,490,865",
,,,,,26,211,"3,702,624",
,,,,,27,193,"3,433,702",
,,,,,28,220,"3,914,925",
,,,,,29,261,"4,156,946",
,,,,,30,294,"4,804,473",
,,,,,31,264,"4,494,436",
,,,,,32,291,"4,900,319",
,,,,,33,269,"4,478,253",
,,,,,34,271,"4,468,306",
,,,,,35,292,"4,086,289",
,,,,,36,320,"4,291,779",
,,,,,37,328,"4,076,917",
,,,,,38,347,"4,371,263",
,,,,,39,311,"4,361,237",
,,,,,40,409,"5,191,507",
,,,,,41,336,"4,456,667",
,,,,,42,353,"4,763,656",
,,,,,43,347,"4,550,488",
,,,,,44,327,"4,152,312",
,,,,,45,373,"3,795,846",
,,,,,46,347,"3,527,570",
,,,,,47,384,"3,905,555",
,,,,,48,335,"3,383,945",
,,,,,49,367,"3,858,687",
,,,,,50,406,"4,501,650",
,,,,,51,306,"3,039,090",
,,,,,52,321,"3,230,399",
,,,,,53,343,"3,433,122",
,,,,,54,328,"3,072,666",
,,,,,55,264,"2,449,821",
,,,,,56,264,"2,738,568",
,,,,,57,280,"2,849,076",
,,,,,58,272,"2,662,932",
,,,,,59,250,"2,458,397",
,,,,,60,299,"2,998,655",
,,,,,61,200,"1,913,611",
,,,,,62,257,"2,593,602",
,,,,,63,210,"2,076,183",
,,,,,64,226,"2,317,540",
,,,,,65,228,"2,019,135",
,,,,,66,209,"1,724,529",
,,,,,67,228,"2,278,299",
,,,,,68,205,"1,880,835",
,,,,,69,200,"1,630,243",
,,,,,70,247,"2,053,366",
,,,,,71,172,"1,492,764",
,,,,,72,207,"1,715,704",
,,,,,73,198,"1,777,379",
,,,,,74,179,"1,616,613",
,,,,,75,196,"1,758,476",
,,,,,76,181,"1,569,433",
,,,,,77,148,"1,343,115",
,,,,,78,149,"1,362,041",
,,,,,79,152,"1,390,623",
,,,,,80,148,"1,390,599",
,,,,,81,107,"937,049",
,,,,,82,87,"787,534",
,,,,,83,94,"889,069",
,,,,,84,93,"775,188",
,,,,,85,65,"550,650",
,,,,,86,55,"570,244",
,,,,,87,45,"455,322",
,,,,,88,49,"497,405",
,,,,,89,24,"230,209",
,,,,,90,19,"209,213",
,,,,,91,18,"197,595",
,,,,,92,5,"45,207",
,,,,,93,9,"79,130",
,,,,,94,9,"72,989",
,,,,,95,1,"10,743",
,,,,,96,4,"38,306",
,,,,,97,3,"19,603",
,,,,,98,2,"45,828",
,,,,,99,1,"6,758",
,,,,,104,1,"6,826",
R_RELAT,Char,2,Respondent relationship to HH respondent,C8*,–7 = Refused,24,"325,864",Pre–911 Person
,,,,,–8 = Don't Know,3,"62,793",
,,,,,–9 = Not Ascertained,1,"18,951",
,,,,,1 = Self,"9,445","110,789,147",
,,,,,2 = Spouse,"5,118","57,148,016",
,,,,,3 = Child,"5,745","80,859,122",
,,,,,4 = Parent,503,"6,266,863",
,,,,,5 = Sibling,248,"4,066,241",
,,,,,6 = Other relative,551,"8,860,021",
,,,,,7 = Unmarried Partner,254,"3,727,133",
,,,,,8 = Non–relative,312,"5,084,017",
R_SEX,Char,2,Sex of respondent,C8*,1 = Male,"10,482","135,291,212",Pre–911 Person
,,,,,2 = Female,"11,722","141,916,957",
SAMEPLC,Char,2,Stayed at same place all day,G13,–1 = Appropriate Skip,"19,798","247,819,997",Pre–911 Person
,,,,,1 = Yes,"2,406","29,388,172",
TDAYDATE,Char,6,Travel day date (YYYYMM),*,200103,102,"1,802,713",Pre–911 Person
,,,,,200104,"3,603","52,974,949",
,,,,,200105,"3,896","51,457,806",
,,,,,200106,"3,521","49,797,874",
,,,,,200107,"2,899","51,457,804",
,,,,,200108,"4,662","35,801,858",
,,,,,200109,"3,521","33,915,165",
TDBOA911,Char,1,Travel day before or on/after 9/11,*,1 = Travel day was before 9/11/01,"20,706","262,690,750",Pre–911 Person
,,,,,2 = Travel day was on or after 9/11/01,"1,498","14,517,419",
TIMETOWK,Num,8,Minutes to go to work last week,E15,–9 = Not Ascertained,5,"88,840",Pre–911 Person
,,,,,–8 = Don't Know,43,"534,560",
,,,,,–7 = Refused,2,"26,795",
,,,,,–5 = Did Not work last week,280,"3,316,778",
,,,,,–4 = Did Not work in usual workplace last week,77,"899,967",
,,,,,–1 = Appropriate Skip,"12,735","153,754,959",
,,,,,1,134,"1,547,966",
,,,,,2,141,"1,531,263",
,,,,,3,158,"2,012,133",
,,,,,4,86,"925,617",
,,,,,5,655,"7,941,628",
,,,,,6,98,"1,189,297",
,,,,,7,185,"2,505,708",
,,,,,8,172,"2,344,677",
,,,,,9,27,"264,615",
,,,,,10,"1,022","13,460,646",
,,,,,11,30,"310,534",
,,,,,12,204,"2,631,242",
,,,,,13,56,"736,500",
,,,,,14,29,"366,561",
,,,,,15,"1,290","17,474,209",
,,,,,16,11,"169,485",
,,,,,17,50,"558,535",
,,,,,18,47,"576,344",
,,,,,19,4,"24,415",
,,,,,20,"1,182","15,442,554",
,,,,,21,2,"22,954",
,,,,,22,31,"478,783",
,,,,,23,14,"143,706",
,,,,,24,9,"168,968",
,,,,,25,704,"8,904,907",
,,,,,26,8,"100,695",
,,,,,27,12,"167,583",
,,,,,28,14,"223,090",
,,,,,29,2,"11,863",
,,,,,30,909,"12,064,568",
,,,,,32,3,"28,492",
,,,,,33,3,"23,443",
,,,,,34,2,"26,881",
,,,,,35,301,"3,873,594",
,,,,,36,2,"27,854",
,,,,,37,5,"109,226",
,,,,,38,7,"66,821",
,,,,,39,1,"5,747",
,,,,,40,315,"4,433,945",
,,,,,42,6,"92,247",
,,,,,43,2,"22,803",
,,,,,44,1,"5,987",
,,,,,45,413,"5,916,290",
,,,,,47,4,"38,512",
,,,,,48,4,"60,930",
,,,,,50,128,"1,612,281",
,,,,,52,3,"29,966",
,,,,,53,1,"12,389",
,,,,,55,49,"560,968",
,,,,,57,1,"26,827",
,,,,,60,261,"3,804,709",
,,,,,61,2,"38,587",
,,,,,64,1,"10,321",
,,,,,65,14,"185,515",
,,,,,66,1,"7,626",
,,,,,70,24,"222,864",
,,,,,71,1,"32,771",
,,,,,75,61,"744,639",
,,,,,80,18,"225,801",
,,,,,85,3,"52,734",
,,,,,87,1,"9,340",
,,,,,90,67,"903,398",
,,,,,95,3,"38,758",
,,,,,97,1,"11,184",
,,,,,100,8,"106,316",
,,,,,105,6,"78,405",
,,,,,110,1,"5,828",
,,,,,120,23,"400,588",
,,,,,125,1,"22,432",
,,,,,130,2,"53,470",
,,,,,140,1,"7,680",
,,,,,150,8,"93,308",
,,,,,180,7,"99,242",
,,,,,210,1,"9,175",
,,,,,215,1,"14,207",
,,,,,240,3,"35,572",
,,,,,270,2,"25,136",
,,,,,300,3,"70,417",
TOT_DTM1,Num,8,Total Daily Trips– POV,,0,"3,868","51,165,531",Pre–911 Person
,,,,,1,551,"7,718,709",
,,,,,2,"4,403","54,957,149",
,,,,,3,"2,286","28,379,671",
,,,,,4,"3,467","43,788,118",
,,,,,5,"2,159","26,203,948",
,,,,,6,"2,001","24,038,844",
,,,,,7,"1,183","13,886,182",
,,,,,8,841,"9,960,132",
,,,,,9,575,"6,694,278",
,,,,,10,343,"4,111,230",
,,,,,11,206,"2,454,044",
,,,,,12,158,"1,901,820",
,,,,,13,64,"799,358",
,,,,,14,29,"391,922",
,,,,,15,27,"291,543",
,,,,,16,21,"213,630",
,,,,,17,9,"120,189",
,,,,,18,6,"72,191",
,,,,,19,1,"5,040",
,,,,,20,3,"20,690",
,,,,,22,2,"18,550",
,,,,,23,1,"15,400",
TOT_DTM2,Num,8,Total Daily Trips– Transit,,0,"21,792","269,605,425",Pre–911 Person
,,,,,1,147,"2,600,564",
,,,,,2,211,"4,066,741",
,,,,,3,31,"534,985",
,,,,,4,15,"251,441",
,,,,,5,4,"85,776",
,,,,,6,2,"32,915",
,,,,,8,1,"12,619",
,,,,,9,1,"17,703",
TOT_DTM3,Num,8,Total Daily Trips– School Bus,,0,"21,590","268,638,463",Pre–911 Person
,,,,,1,206,"3,158,812",
,,,,,2,386,"5,108,788",
,,,,,3,11,"146,224",
,,,,,4,11,"155,882",
TOT_DTM4,Num,8,Total Daily Trips– Walk,,0,"18,237","225,507,943",Pre–911 Person
,,,,,1,"1,216","15,130,740",
,,,,,2,"2,008","26,284,911",
,,,,,3,289,"3,939,925",
,,,,,4,282,"3,915,055",
,,,,,5,66,"998,897",
,,,,,6,63,"963,467",
,,,,,7,19,"192,458",
,,,,,8,15,"175,326",
,,,,,9,1,"14,231",
,,,,,10,5,"58,634",
,,,,,11,1,"7,956",
,,,,,12,1,"14,348",
,,,,,13,1,"4,277",
TOT_DTM5,Num,8,Total Daily Trips– Other,,0,"21,290","265,189,454",Pre–911 Person
,,,,,1,360,"4,924,749",
,,,,,2,440,"5,779,248",
,,,,,3,54,"585,149",
,,,,,4,41,"435,805",
,,,,,5,7,"112,122",
,,,,,6,3,"55,648",
,,,,,7,4,"54,762",
,,,,,8,4,"49,602",
,,,,,16,1,"21,630",
TOT_DTR1,Num,8,Total Daily Trips– Work,,0,"16,225","198,527,867",Pre–911 Person
,,,,,1,217,"3,032,227",
,,,,,2,"4,923","65,222,492",
,,,,,3,511,"6,406,028",
,,,,,4,274,"3,457,588",
,,,,,5,24,"287,312",
,,,,,6,21,"189,672",
,,,,,7,4,"41,091",
,,,,,8,4,"32,197",
,,,,,11,1,"11,694",
TOT_DTR2,Num,8,Total Daily Trips– Work Related,,0,"21,059","262,648,075",Pre–911 Person
,,,,,1,380,"4,880,071",
,,,,,2,422,"5,423,344",
,,,,,3,147,"1,767,534",
,,,,,4,96,"1,278,436",
,,,,,5,39,"500,866",
,,,,,6,24,"261,152",
,,,,,7,18,"149,960",
,,,,,8,8,"134,441",
,,,,,9,5,"90,145",
,,,,,10,3,"26,830",
,,,,,11,2,"32,851",
,,,,,12,1,"14,464",
TOT_DTR3,Num,8,Total Daily Trips– Family/Personal,,0,"8,879","114,472,304",Pre–911 Person
,,,,,1,"2,182","27,541,555",
,,,,,2,"4,263","53,183,074",
,,,,,3,"2,170","26,451,850",
,,,,,4,"1,925","23,658,426",
,,,,,5,"1,014","11,669,672",
,,,,,6,771,"8,892,045",
,,,,,7,414,"4,552,984",
,,,,,8,260,"2,866,043",
,,,,,9,141,"1,663,617",
,,,,,10,88,"1,042,510",
,,,,,11,40,"431,341",
,,,,,12,27,"381,273",
,,,,,13,12,"135,257",
,,,,,14,9,"171,756",
,,,,,15,4,"37,264",
,,,,,16,3,"31,822",
,,,,,20,1,"14,348",
,,,,,24,1,"11,025",
TOT_DTR4,Num,8,Total Daily Trips– Church/School,,0,"18,748","231,299,258",Pre–911 Person
,,,,,1,425,"5,444,863",
,,,,,2,"2,544","33,940,212",
,,,,,3,206,"2,991,470",
,,,,,4,236,"2,944,982",
,,,,,5,26,"359,729",
,,,,,6,16,"204,452",
,,,,,8,2,"16,470",
,,,,,12,1,"6,733",
TOT_DTR5,Num,8,Total Daily Trips– Social/Recreation,,0,"11,092","140,739,490",Pre–911 Person
,,,,,1,"2,217","27,264,100",
,,,,,2,"4,903","60,582,108",
,,,,,3,"1,538","18,867,024",
,,,,,4,"1,459","17,700,348",
,,,,,5,546,"6,706,886",
,,,,,6,277,"3,316,756",
,,,,,7,107,"1,217,258",
,,,,,8,38,"455,679",
,,,,,9,16,"254,010",
,,,,,10,7,"65,413",
,,,,,11,3,"31,141",
,,,,,13,1,"7,956",
TOT_DTR6,Num,8,Total Daily Trips– Other,,0,"21,754","271,386,442",Pre–911 Person
,,,,,1,281,"3,587,926",
,,,,,2,128,"1,794,484",
,,,,,3,33,"339,761",
,,,,,4,6,"69,983",
,,,,,6,2,"29,572",
TOT_TTM1,Num,8,Total Travel Period Trips–POV,,0,"13,437","175,706,293",Pre–911 Person
,,,,,1,"5,541","65,716,990",
,,,,,2,"1,861","21,080,502",
,,,,,3,642,"7,063,300",
,,,,,4,320,"3,202,228",
,,,,,5,137,"1,376,122",
,,,,,6,55,"532,227",
,,,,,7,33,"321,563",
,,,,,8,32,"318,789",
,,,,,9,17,"141,544",
,,,,,10,13,"212,095",
,,,,,11,5,"65,259",
,,,,,12,19,"207,863",
,,,,,13,6,"39,811",
,,,,,14,6,"71,710",
,,,,,15,11,"180,641",
,,,,,16,3,"25,761",
,,,,,17,4,"39,429",
,,,,,18,5,"78,540",
,,,,,19,7,"136,761",
,,,,,20,22,"334,625",
,,,,,21,10,"121,615",
,,,,,22,2,"20,704",
,,,,,23,4,"25,919",
,,,,,24,6,"128,928",
,,,,,26,3,"39,733",
,,,,,27,2,"12,165",
,,,,,28,1,"7,053",
TOT_TTM2,Num,8,Total Travel Period Trips–Air,,0,"21,080","263,983,329",Pre–911 Person
,,,,,1,942,"10,904,708",
,,,,,2,134,"1,720,078",
,,,,,3,30,"345,868",
,,,,,4,8,"146,683",
,,,,,5,5,"58,436",
,,,,,6,3,"29,066",
,,,,,8,1,"9,224",
,,,,,12,1,"10,776",
TOT_TTM3,Num,8,Total Travel Period Trips–Bus,,0,"21,929","273,465,528",Pre–911 Person
,,,,,1,232,"3,202,324",
,,,,,2,29,"405,740",
,,,,,3,8,"67,239",
,,,,,4,4,"33,205",
,,,,,7,1,"13,273",
,,,,,17,1,"20,860",
TOT_TTM4,Num,8,Total Travel Period Trips–Train,,0,"22,124","276,203,839",Pre–911 Person
,,,,,1,66,"818,164",
,,,,,2,2,"28,273",
,,,,,3,5,"76,694",
,,,,,4,1,"12,846",
,,,,,5,1,"20,050",
,,,,,6,2,"22,395",
,,,,,8,2,"18,947",
,,,,,12,1,"6,961",
TOT_TTM5,Num,8,Total Travel Period Trips–Ship,,0,"22,191","277,038,280",Pre–911 Person
,,,,,1,12,"149,638",
,,,,,2,1,"20,251",
TOT_TTM6,Num,8,Total Travel Period Trips–Other,,0,"22,193","277,094,177",Pre–911 Person
,,,,,1,10,"109,245",
,,,,,10,1,"4,747",
TOT_TTR1,Num,8,Total Travel Period Trips–Business,,0,"20,721","259,708,383",Pre–911 Person
,,,,,1,792,"9,454,748",
,,,,,2,278,"3,373,148",
,,,,,3,100,"1,020,718",
,,,,,4,82,"867,198",
,,,,,5,37,"395,551",
,,,,,6,22,"262,001",
,,,,,7,22,"234,131",
,,,,,8,25,"281,443",
,,,,,9,9,"74,447",
,,,,,10,7,"93,986",
,,,,,11,2,"14,897",
,,,,,12,22,"236,421",
,,,,,13,4,"29,754",
,,,,,14,5,"58,634",
,,,,,15,9,"134,853",
,,,,,16,5,"47,989",
,,,,,17,3,"32,946",
,,,,,18,4,"71,964",
,,,,,19,8,"170,286",
,,,,,20,25,"369,386",
,,,,,21,8,"108,369",
,,,,,22,2,"14,168",
,,,,,23,4,"58,154",
,,,,,24,2,"24,804",
,,,,,25,2,"21,322",
,,,,,26,3,"39,733",
,,,,,27,1,"8,735",
TOT_TTR2,Num,8,Total Travel Period Trips–Pleasure/Leisure,,0,"14,977","193,647,000",Pre–911 Person
,,,,,1,"5,250","61,315,883",
,,,,,2,"1,340","15,339,078",
,,,,,3,397,"4,438,734",
,,,,,4,156,"1,607,322",
,,,,,5,48,"473,624",
,,,,,6,15,"144,149",
,,,,,7,8,"61,370",
,,,,,8,7,"77,781",
,,,,,9,1,"13,493",
,,,,,10,1,"7,404",
,,,,,11,1,"24,976",
,,,,,13,1,"13,233",
,,,,,15,1,"23,263",
,,,,,17,1,"20,860",
TOT_TTR3,Num,8,Total Travel Period Trips–Personal Business,,0,"20,401","256,607,052",Pre–911 Person
,,,,,1,"1,349","15,681,921",
,,,,,2,305,"3,380,411",
,,,,,3,79,"883,357",
,,,,,4,44,"416,535",
,,,,,5,11,"100,269",
,,,,,6,5,"32,029",
,,,,,7,2,"11,995",
,,,,,8,1,"12,298",
,,,,,9,1,"10,870",
,,,,,10,4,"53,555",
,,,,,11,1,"13,038",
,,,,,20,1,"4,838",
TOT_TTR4,Num,8,Total Travel Period Trips–Other,,0,"21,720","271,721,214",Pre–911 Person
,,,,,1,348,"4,028,146",
,,,,,2,111,"1,248,672",
,,,,,3,17,"98,499",
,,,,,4,4,"66,938",
,,,,,5,2,"29,176",
,,,,,9,1,"4,747",
,,,,,12,1,"10,776",
TRAVDAY,Char,1,Travel day – day of week,*,1 = Sunday,"3,229","39,838,300",Pre–911 Person
,,,,,2 = Monday,"3,114","39,838,300",
,,,,,3 = Tuesday,"3,341","38,178,372",
,,,,,4 = Wednesday,"3,047","38,178,368",
,,,,,5 = Thursday,"2,978","39,838,299",
,,,,,6 = Friday,"3,163","39,838,301",
,,,,,7 = Saturday,"3,332","41,498,229",
URBAN,Char,2,Household in urbanized area,*,1 = In an urban cluster,"2,719","31,377,450",Pre–911 Person
,,,,,2 = In an urban area,"13,995","187,270,160",
,,,,,3 = In an area surrounded by urban areas,21,"190,527",
,,,,,4 = Not in urban area,"5,469","58,370,031",
URBRUR,Char,2,Household in urban/rural area,*,1 = Urban,"16,735","218,838,138",Pre–911 Person
,,,,,2 = Rural,"5,469","58,370,031",
USEPUBTR,Char,2,Used public transit on travel day,G19,–1 = Appropriate Skip,"2,502","30,677,014",Pre–911 Person
,,,,,–8 = Don't Know,1,"11,770",
,,,,,–9 = Not Ascertained,7,"136,475",
,,,,,1 = Yes,692,"11,334,582",
,,,,,2 = No,"19,002","235,048,327",
USULDRV,Char,2,Usually drive alone or carpool to work,E17,–1 = Appropriate Skip,"13,745","168,176,690",Pre–911 Person
,,,,,–8 = Don't Know,13,"137,250",
,,,,,–9 = Not Ascertained,26,"404,882",
,,,,,1 = Alone,"7,684","97,676,695",
,,,,,2 = Carpool,736,"10,812,653",
WEBACC,Char,2,Access to Internet in past 6 months,M1,–1 = Appropriate Skip,"4,746","65,730,243",Pre–911 Person
,,,,,–7 = Refused,4,"49,764",
,,,,,–8 = Don't Know,6,"97,025",
,,,,,–9 = Not Ascertained,16,"280,995",
,,,,,1 = Yes,"11,659","143,205,818",
,,,,,2 = No,"5,773","67,844,325",
WEBHOME,Char,2,Use Internet from home,M3,–1 = Appropriate Skip,"11,452","143,983,543",Pre–911 Person
,,,,,–7 = Refused,1,"25,723",
,,,,,–9 = Not Ascertained,4,"56,836",
,,,,,1 = Yes,"9,251","112,867,718",
,,,,,2 = No,"1,496","20,274,347",
WEBOTHER,Char,2,Use Internet from other than work & home,M3,–1 = Appropriate Skip,"11,452","143,983,543",Pre–911 Person
,,,,,–7 = Refused,1,"25,723",
,,,,,–8 = Don't Know,8,"111,824",
,,,,,–9 = Not Ascertained,4,"56,836",
,,,,,1 = Yes,"2,026","28,674,836",
,,,,,2 = No,"8,713","104,355,406",
WEBUSE,Char,2,Frequency of Internet use last 6 months,M2,–1 = Appropriate Skip,"10,519","133,574,567",Pre–911 Person
,,,,,–7 = Refused,6,"51,504",
,,,,,–8 = Don't Know,28,"340,776",
,,,,,–9 = Not Ascertained,16,"280,995",
,,,,,1 = Almost everyday,"5,689","69,792,691",
,,,,,2 = Several times a week,"2,616","32,146,261",
,,,,,3 = Once a week,"1,326","16,774,091",
,,,,,4 = Once a month,"1,121","14,511,582",
,,,,,5 = Never,883,"9,735,701",
WEBWHER,Char,2,Where use Internet,M3*,–1 = Appropriate Skip,"5,629","75,465,944",Pre–911 Person
,,,,,–7 = Refused,6,"51,504",
,,,,,–8 = Don't Know,28,"340,776",
,,,,,–9 = Not Ascertained,40,"550,059",
,,,,,01 = Home only,"4,538","53,434,581",
,,,,,02 = Work only,873,"10,555,075",
,,,,,03 = Other only,452,"7,245,120",
,,,,,04 = Home and Work,"3,291","40,291,069",
,,,,,05 = Home and Other,833,"11,036,909",
,,,,,06 = Work and Other,152,"2,287,648",
,,,,,"07 = Home, Work, and Other",589,"8,105,158",
,,,,,08 = No internet access,"5,773","67,844,325",
WEBWORK,Char,2,Use Internet from work,M3,–1 = Appropriate Skip,"11,452","143,983,543",Pre–911 Person
,,,,,–7 = Refused,1,"25,723",
,,,,,–8 = Don't Know,24,"257,928",
,,,,,–9 = Not Ascertained,4,"56,836",
,,,,,1 = Yes,"4,905","61,238,951",
,,,,,2 = No,"5,818","71,645,187",
WHERBORN,Char,2,Region of birth,M9*,–1 = Appropriate Skip,"20,682","254,815,907",Pre–911 Person
,,,,,–7 = Refused,9,"186,176",
,,,,,–8 = Don't Know,3,"24,627",
,,,,,–9 = Not Ascertained,17,"299,998",
,,,,,01 = US_Territories,57,"1,012,094",
,,,,,02 = Canada,100,"997,223",
,,,,,03 = Mexico,276,"4,441,516",
,,,,,04 = Central America,56,"1,220,730",
,,,,,05 = South America,87,"1,363,182",
,,,,,06 = Europe & Scandinavia/Polar Regions,260,"2,846,357",
,,,,,07 = Eastern Europe & Russia/USSR,95,"1,117,849",
,,,,,08 = Middle East,65,"842,614",
,,,,,09 = Africa,36,"745,621",
,,,,,10 = Indian Subcontinent,73,"1,066,064",
,,,,,11 = East Asia,196,"2,749,710",
,,,,,12 = Pacific Islands/ Australia,90,"1,279,005",
,,,,,13 = Caribbean/Atlantic Islands,99,"2,138,982",
,,,,,91 = Other,3,"60,516",
WKFMHM2M,Char,2,Work from home instead of workplace,E19,–1 = Appropriate Skip,"12,735","153,754,959",Pre–911 Person
,,,,,–7 = Refused,1,"20,353",
,,,,,–8 = Don't Know,6,"116,236",
,,,,,–9 = Not Ascertained,5,"88,840",
,,,,,1 = Yes (worked home instead of at work),986,"11,682,971",
,,,,,2 = No (never worked solely from home),"8,471","111,544,809",
WKFMHMXX,Char,2,Frequency of working from home,E20,–1 = Appropriate Skip,"21,218","265,525,198",Pre–911 Person
,,,,,–8 = Don't Know,3,"32,067",
,,,,,1 = Almost every day,229,"2,406,872",
,,,,,2 = Once a week or more,361,"4,325,728",
,,,,,3 = Once a month or more,221,"2,673,938",
,,,,,4 = A few times a year,155,"2,069,901",
,,,,,5 = Once a year,17,"174,465",
WKFTPT,Char,2,Work full or part time,E5,–1 = Appropriate Skip,"11,679","141,722,914",Pre–911 Person
,,,,,–7 = Refused,2,"17,583",
,,,,,–8 = Don't Know,6,"76,750",
,,,,,–9 = Not Ascertained,3,"68,288",
,,,,,1 = Full–time,"8,383","109,166,620",
,,,,,2 = Part–time,"2,082","25,548,101",
,,,,,3 = Multiple Jobs,49,"607,914",
WKSTFIPS,Char,2,FIPS state code for work,*,–1 = Appropriate Skip,"12,286","149,720,344",Pre–911 Person
,,,,,–9 = Not Ascertained,5,"75,522",
,,,,,01 = Alabama (FIPS Code=01),140,"2,085,169",
,,,,,02 = Alaska (FIPS Code=02),1,"12,213",
,,,,,04 = Arizona (FIPS Code=04),184,"2,084,162",
,,,,,05 = Arkansas (FIPS Code=05),80,"961,958",
,,,,,06 = California (FIPS Code=06),"1,091","15,606,209",
,,,,,08 = Colorado (FIPS Code=08),205,"2,325,822",
,,,,,09 = Connecticut (FIPS Code=09),97,"1,386,757",
,,,,,10 = Delaware (FIPS Code=10),3,"39,558",
,,,,,11 = District of Columbia (FIPS Code=11),2,"34,865",
,,,,,12 = Florida (FIPS Code=12),434,"6,481,197",
,,,,,13 = Georgia (FIPS Code=13),275,"3,912,311",
,,,,,15 = Hawaii (FIPS Code=15),1,"8,323",
,,,,,16 = Idaho (FIPS Code=16),8,"63,632",
,,,,,17 = Illinois (FIPS Code=17),470,"6,114,407",
,,,,,18 = Indiana (FIPS Code=18),212,"2,307,743",
,,,,,19 = Iowa (FIPS Code=19),125,"1,194,868",
,,,,,20 = Kansas (FIPS Code=20),152,"1,689,563",
,,,,,21 = Kentucky (FIPS Code=21),123,"1,616,915",
,,,,,22 = Louisiana (FIPS Code=22),117,"1,871,360",
,,,,,23 = Maine (FIPS Code=23),5,"38,130",
,,,,,24 = Maryland (FIPS Code=24),151,"2,271,572",
,,,,,25 = Massachusetts (FIPS Code=25),258,"3,568,231",
,,,,,26 = Michigan (FIPS Code=26),372,"4,162,550",
,,,,,27 = Minnesota (FIPS Code=27),251,"2,739,601",
,,,,,28 = Mississippi (FIPS Code=28),62,"915,359",
,,,,,29 = Missouri (FIPS Code=29),236,"2,839,574",
,,,,,30 = Montana (FIPS Code=30),5,"35,806",
,,,,,31 = Nebraska (FIPS Code=31),2,"11,172",
,,,,,32 = Nevada (FIPS Code=32),5,"28,514",
,,,,,33 = New Hampshire (FIPS Code=33),7,"80,488",
,,,,,34 = New Jersey (FIPS Code=34),225,"3,268,763",
,,,,,35 = New Mexico (FIPS Code=35),7,"114,939",
,,,,,36 = New York (FIPS Code=36),561,"7,509,254",
,,,,,37 = North Carolina (FIPS Code=37),283,"3,961,580",
,,,,,38 = North Dakota (FIPS Code=38),5,"32,135",
,,,,,39 = Ohio (FIPS Code=39),488,"5,852,340",
,,,,,40 = Oklahoma (FIPS Code=40),103,"1,201,353",
,,,,,41 = Oregon (FIPS Code=41),164,"1,445,302",
,,,,,42 = Pennsylvania (FIPS Code=42),505,"5,972,006",
,,,,,44 = Rhode Island (FIPS Code=44),7,"86,504",
,,,,,45 = South Carolina (FIPS Code=45),129,"1,947,288",
,,,,,46 = South Dakota (FIPS Code=46),2,"19,365",
,,,,,47 = Tennessee (FIPS Code=47),193,"2,479,695",
,,,,,48 = Texas (FIPS Code=48),513,"8,509,083",
,,,,,49 = Utah (FIPS Code=49),82,"731,647",
,,,,,50 = Vermont (FIPS Code=50),2,"9,641",
,,,,,51 = Virginia (FIPS Code=51),242,"3,596,239",
,,,,,53 = Washington (FIPS Code=53),290,"2,990,315",
,,,,,54 = West Virginia (FIPS Code=54),10,"126,623",
,,,,,55 = Wisconsin (FIPS Code=55),258,"2,525,130",
,,,,,56 = Wyoming (FIPS Code=56),2,"12,956",
,,,,,"XX = Suppressed, HH in state of less than 2 million",768,"8,532,112",
WORKER,Char,2,Respondent has a job,E3*,–1 = Appropriate Skip,"4,359","60,406,420",Pre–911 Person
,,,,,–9 = Not Ascertained,46,"619,562",
,,,,,1 = Yes,"11,280","144,993,222",
,,,,,2 = No,"6,519","71,188,965",
WORKGEO,Char,2,Level of geocoding work location,*,–1 = Appropriate Skip,"12,312","150,058,245",Pre–911 Person
,,,,,1 = Street address,"5,887","74,375,539",
,,,,,2 = Nearest intersection,"3,315","43,739,049",
,,,,,3 = Landmark,22,"359,338",
,,,,,4 = Zip code centroid,406,"5,092,843",
,,,,,5 = Place name or employer,93,"1,252,590",
,,,,,6 = City / County centroid,137,"1,868,710",
,,,,,7 = State centroid,27,"386,333",
,,,,,8 = Unable to geocode,5,"75,522",
WORKSTAT,Char,2,Workplace state,E10*,–1 = Appropriate Skip,"12,735","153,754,959",Pre–911 Person
,,,,,–7 = Refused,24,"334,780",
,,,,,–8 = Don't Know,44,"553,002",
,,,,,–9 = Not Ascertained,4,"78,598",
,,,,,AL = Alabama,130,"1,958,940",
,,,,,AR = Arkansas,74,"889,262",
,,,,,AZ = Arizona,171,"1,977,293",
,,,,,CA = California,"1,040","15,047,839",
,,,,,CO = Colorado,187,"2,164,298",
,,,,,CT = Connecticut,93,"1,313,486",
,,,,,FL = Florida,416,"6,339,861",
,,,,,GA = Georgia,259,"3,842,890",
,,,,,IA = Iowa,120,"1,133,094",
,,,,,IL = Illinois,450,"5,892,031",
,,,,,IN = Indiana,201,"2,214,084",
,,,,,KS = Kansas,140,"1,591,539",
,,,,,KY = Kentucky,118,"1,556,084",
,,,,,LA = Louisiana,116,"1,851,062",
,,,,,MA = Massachusetts,251,"3,501,282",
,,,,,MD = Maryland,135,"2,110,487",
,,,,,MI = Michigan,365,"4,183,465",
,,,,,MN = Minnesota,236,"2,591,825",
,,,,,MO = Missouri,223,"2,683,109",
,,,,,MS = Mississippi,58,"845,005",
,,,,,NC = North Carolina,269,"3,850,481",
,,,,,NJ = New Jersey,216,"3,145,436",
,,,,,NY = New York,532,"7,167,185",
,,,,,OH = Ohio,469,"5,699,937",
,,,,,OK = Oklahoma,98,"1,166,632",
,,,,,OR = Oregon,157,"1,401,300",
,,,,,PA = Pennsylvania,477,"5,754,432",
,,,,,SC = South Carolina,125,"1,911,092",
,,,,,TN = Tennessee,189,"2,465,859",
,,,,,TX = Texas,484,"8,131,830",
,,,,,UT = Utah,78,"695,361",
,,,,,VA = Virginia,232,"3,500,846",
,,,,,VI = Virgin Islands,4,"53,439",
,,,,,WA = Washington,275,"2,946,276",
,,,,,WI = Wisconsin,241,"2,377,677",
,,,,,"XX = Suppressed, HH in state of less than 2 million",768,"8,532,112",
WRKCOUNT,Num,8,Number of HH members with jobs,E3*,0,"3,643","35,279,813",Pre–911 Person
,,,,,1,"6,493","83,174,875",
,,,,,2,"9,191","118,719,062",
,,,,,3,"2,071","28,569,269",
,,,,,4,642,"9,244,937",
,,,,,5,132,"1,625,951",
,,,,,6,32,"594,263",
WRKDRIVE,Char,2,Job requires driving a motor vehicle,E8,–1 = Appropriate Skip,"12,770","156,948,848",Pre–911 Person
,,,,,–7 = Refused,1,"10,872",
,,,,,–8 = Don't Know,4,"48,475",
,,,,,–9 = Not Ascertained,12,"146,821",
,,,,,1 = Yes,"2,107","26,392,643",
,,,,,2 = No,"7,310","93,660,509",
WRKTRANS,Char,2,Transportation mode to work last week,E16,–1 = Appropriate Skip,"13,092","157,971,704",Pre–911 Person
,,,,,–7 = Refused,1,"20,353",
,,,,,–8 = Don't Know,7,"130,177",
,,,,,–9 = Not Ascertained,5,"88,840",
,,,,,01 = Car,"5,689","74,909,919",
,,,,,02 = Van,573,"6,980,086",
,,,,,03 = SUV,690,"8,333,052",
,,,,,04 = Pickup truck,"1,407","17,585,873",
,,,,,05 = Other truck,53,"654,755",
,,,,,07 = Motorcycle,47,"567,793",
,,,,,08 = Commercial/charter airplane,6,"112,411",
,,,,,09 = Private/corporate airplane,1,"11,737",
,,,,,10 = Local public transit bus,140,"2,652,981",
,,,,,11 = Commuter bus,16,"202,524",
,,,,,12 = School bus,9,"148,787",
,,,,,13 = Charter/tour bus,4,"89,440",
,,,,,14 = City to city bus,2,"33,881",
,,,,,15 = Amtrak/inter city train,6,"108,761",
,,,,,16 = Commuter train,52,"792,792",
,,,,,17 = Subway/elevated rail,67,"1,422,965",
,,,,,18 = Street car/trolley,2,"27,462",
,,,,,20 = Passenger line/ferry,3,"36,356",
,,,,,21 = Sailboat/motorboat/yacht,1,"11,581",
,,,,,22 = Taxicab,5,"91,541",
,,,,,24 = Hotel/airport shuttle,1,"7,462",
,,,,,25 = Bicycle,49,"605,055",
,,,,,26 = Walk,265,"3,511,793",
,,,,,91 = Other,11,"98,086",
WRKTRPS,Char,2,Made more than 10 trips for job,G5,–1 = Appropriate Skip,"20,097","250,815,526",Pre–911 Person
,,,,,–8 = Don't Know,9,"126,089",
,,,,,1 = Yes,206,"2,965,252",
,,,,,2 = No,"1,892","23,301,302",
WTPRNTL,Num,8,Person Wt – At least 50% completed–NATL,,,,,Pre–911 Person
YEARMILE,Num,8,Miles respondent drove last 12 months,L5,–9 = Not Ascertained,53,"767,209",
,,,,,–8 = Don't Know,"2,846","35,048,729",Pre–911 Person
,,,,,–7 = Refused,6,"67,364",
,,,,,–1 = Appropriate Skip,"6,273","87,926,899",
,,,,,0 – 200000,185,"2,654,139",
YRMLCAP,Char,2,Year miles was capped,*,–1 = Appropriate Skip,"9,178","123,810,201",Pre–911 Person
,,,,,1 = Yes,5,"84,177",
,,,,,2 = No,"13,021","153,313,791",
YRMLCAT,Char,2,Annual mileage range for subject,L5B,–1 = Appropriate Skip,"19,254","240,884,544",Pre–911 Person
,,,,,–7 = Refused,2,"29,798",
,,,,,–8 = Don't Know,123,"1,659,092",
,,,,,–9 = Not Ascertained,23,"265,841",
,,,,,"1 = 5,000 miles or less","1,450","17,114,984",
,,,,,"2 = 5,001 to 10,000 miles",627,"7,991,424",
,,,,,"3 = 10,001 to 15, 000 miles",338,"4,089,017",
,,,,,"4 = 15,001 to 20,000 miles",196,"2,525,154",
,,,,,"5 = More than 20,000 miles",191,"2,648,315",
YRTOUS,Char,4,Year entered U.S.,M10*,–1 = Appropriate Skip,"20,682","254,815,907",Pre–911 Person
,,,,,–7 = Refused,9,"151,704",
,,,,,–8 = Don't Know,23,"330,772",
,,,,,–9 = Not Ascertained,64,"1,114,250",
,,,,,1958,400,"4,418,030",
,,,,,1970,27,"377,397",
,,,,,1971,19,"298,008",
,,,,,1972,13,"126,348",
,,,,,1973,22,"268,438",
,,,,,1974,17,"231,448",
,,,,,1975,24,"393,859",
,,,,,1976,20,"285,860",
,,,,,1977,16,"208,702",
,,,,,1978,27,"383,228",
,,,,,1979,30,"498,117",
,,,,,1980,38,"712,785",
,,,,,1981,34,"545,183",
,,,,,1982,35,"397,204",
,,,,,1983,35,"574,072",
,,,,,1984,33,"476,857",
,,,,,1985,27,"421,855",
,,,,,1986,44,"691,775",
,,,,,1987,23,"405,530",
,,,,,1988,35,"504,383",
,,,,,1989,54,"855,675",
,,,,,1990,41,"659,466",
,,,,,1991,37,"658,276",
,,,,,1992,38,"707,109",
,,,,,1993,31,"500,479",
,,,,,1994,32,"482,753",
,,,,,1995,34,"489,663",
,,,,,1996,46,"747,488",
,,,,,1997,41,"662,702",
,,,,,1998,42,"698,943",
,,,,,1999,54,"985,010",
,,,,,2000,43,"898,772",
,,,,,2001,14,"230,121",