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Appendix B - Data Dictionary
Post-9/11 Person

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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 37,658 273,813,053 POST-911 Person
-7 = Refused 1 3,495  
1 = Yes 322 2,445,753  
2 = No 97 945,868  
BORNINUS Char 2 Respondent was born in U.S. M8 -1 = Appropriate Skip 8,316 65,394,339 POST-911 Person
-7 = Refused 8 51,962  
-8 = Don't Know 3 24,688  
-9 = Not Ascertained 3 25,918  
1 = Yes 26,830 183,892,408  
2 = No 2,918 27,818,853  
CARRODE Num 8 Number in carpool last week E18 -9 = Not Ascertained 24 169,426 POST-911 Person
-8 = Don't Know 6 30,288  
-5 = Did Not work last week 4 26,158  
-1 = Appropriate Skip 36,751 266,005,867  
1 37 296,983  
2 991 8,097,674  
3 164 1,510,170  
4 49 484,038  
5 19 229,705  
6 14 176,218  
7 4 22,429  
8 1 9,992  
9 3 24,378  
10 3 25,164  
11 1 3,848  
12 3 63,192  
13 1 4,732  
15 2 14,413  
18 1 13,496  
CDIVMSAR Char 2 HHs by Census Division, MSA size, Rail * 11 = New England, MSA 1 million or more, rail 1,076 8,631,848 POST-911 Person
12 = New England, MSA 1 million or more, no rail 301 1,820,476  
13 = New England, MSA less than 1 million 288 1,713,073  
14 = New England, not in MSA 443 2,857,791  
21 = Mid-Atlantic, MSA 1 million or more, rail 2,771 22,856,513  
22 = Mid-Atlantic, MSA 1 million or more, no rail 684 3,772,455  
23 = Mid-Atlantic, MSA less than 1 million 1,164 7,204,605  
24 = Mid-Atlantic, not in MSA 650 3,746,327  
31 = E North Central, MSA 1 million or more, rail 977 7,841,327  
32 = E North Central, MSA 1 million or more, no rail 2,406 16,678,276  
33 = E North Central, MSA less than 1 million 1,678 10,350,912  
34 = E North Central, not in MSA 1,668 9,718,774  
42 = W North Central, MSA 1 million or more, no rail 1,126 7,241,910  
43 = W North Central, MSA less than 1 million 824 4,681,014  
44 = W North Central, not in MSA 1,300 6,904,284  
51 = So Atlantic, MSA 1 million or more, rail 1,798 16,087,695  
52 = So Atlantic, MSA 1 million or more, no rail 1,827 14,485,487  
53 = So Atlantic, MSA less than 1 million 1,875 13,757,502  
54 = So Atlantic, not in MSA 1,459 10,879,869  
62 = E South Central, MSA 1 million or more, no rail 492 3,694,650  
63 = E South Central, MSA less than 1 million 733 5,574,284  
64 = E South Central, not in MSA 908 6,250,087  
72 = W South Central, MSA 1 million or more, no rail 1,695 14,132,016  
73 = W South Central, MSA less than 1 million 1,041 7,968,575  
74 = W South Central, not in MSA 740 5,838,865  
82 = Mountain, MSA 1 million or more, no rail 1,266 9,134,747  
83 = Mountain, MSA less than 1 million 718 4,593,558  
84 = Mountain, not in MSA 708 4,440,171  
91 = Pacific, MSA 1 million or more, rail 1,672 15,738,425  
92 = Pacific, MSA 1 million or more, no rail 2,268 17,850,749  
93 = Pacific, MSA less than 1 million 967 7,297,891  
94 = Pacific, not in MSA 555 3,464,010  
CENSUS_D Char 2 Household Census Division * 1 = New England 2,108 15,023,188 POST-911 Person
2 = Middle Atlantic 5,269 37,579,901  
3 = East North Central 6,729 44,589,289  
4 = West North Central 3,250 18,827,209  
5 = South Atlantic 6,959 55,210,554  
6 = East South Central 2,133 15,519,021  
7 = West South Central 3,476 27,939,456  
8 = Mountain 2,692 18,168,476  
9 = Pacific 5,462 44,351,075  
CENSUS_R Char 2 Household Census Region * 1 = Northeast 7,377 52,603,089 POST-911 Person
2 = Midwest 9,979 63,416,498  
3 = South 12,568 98,669,031  
4 = West 8,154 62,519,551  
CNTTDTR Num 8 Number of travel day trips for this respondent * 0 4,689 34,238,606 POST-911 Person
1 671 5,144,869  
2 8,285 62,371,239  
3 3,868 28,913,011  
4 6,478 47,729,408  
5 3,866 27,901,660  
6 3,527 24,544,521  
7 2,263 15,423,884  
8 1,711 11,885,380  
9 1,044 7,090,210  
10 668 4,778,573  
11 386 2,739,755  
12 253 1,797,544  
13 131 883,388  
14 98 696,725  
15 46 349,833  
16 35 262,175  
17 26 162,240  
18 11 99,648  
19 8 71,038  
20 9 93,767  
21 1 5,704  
22 1 6,572  
23 2 10,276  
36 1 8,143  
CNTTPTR Num 8 Sum of travel period person trips H1* 0 23,603 176,745,982 POST-911 Person
1 9,503 66,110,213  
2 2,776 19,595,576  
3 951 5,955,579  
4 493 3,403,838  
5 238 1,644,015  
6 126 792,421  
7 80 622,978  
8 47 343,170  
9 29 176,488  
10 18 138,246  
11 18 143,108  
12 18 171,144  
13 10 63,930  
14 7 48,670  
15 12 123,808  
16 26 196,254  
17 16 100,923  
18 12 88,488  
19 11 103,222  
20 39 316,761  
21 19 132,235  
22 6 21,452  
23 4 14,684  
24 6 39,742  
25 2 28,715  
26 4 30,250  
27 2 40,970  
28 2 15,307  
CNTTPUNQ Num 8 Number of unique travel period trips H1* 0 23,603 176,745,982 POST-911 Person
1 11,035 77,287,666  
2 2,561 17,492,640  
3 608 3,914,635  
4 162 1,072,063  
5 56 338,417  
6 27 193,434  
7 16 91,434  
8 2 15,265  
9 2 5,010  
10 3 26,200  
11 1 14,315  
13 2 11,107  
COMMDRVR Char 2 Commercial driver E8* -1 = Appropriate Skip 21,193 155,902,643 POST-911 Person
-8 = Don't Know 7 55,970  
-9 = Not Ascertained 12 109,799  
1 = Yes 3,620 25,299,118  
2 = No 13,246 95,840,639  
CONDNIGH Char 2 Medical condition limits driving to daytime M6C -1 = Appropriate Skip 35,450 259,742,565 POST-911 Person
-7 = Refused 4 38,896  
-8 = Don't Know 68 478,275  
-9 = Not Ascertained 87 557,429  
1 = Yes 1,098 6,950,224  
2 = No 1,371 9,440,780  
CONDPUB Char 2 Medical condition limits use of public trans M6E -1 = Appropriate Skip 35,450 259,742,565 POST-911 Person
-7 = Refused 5 52,406  
-8 = Don't Know 59 340,705  
1 = Yes 390 3,002,971  
2 = No 2,174 14,069,522  
CONDRIDE Char 2 Medical condition results in asking for rides M6B -1 = Appropriate Skip 35,450 259,742,565 POST-911 Person
-8 = Don't Know 4 25,213  
1 = Yes 1,503 10,180,104  
2 = No 1,121 7,260,288  
CONDRIVE Char 2 Medical condition requires giving up driving M6D -1 = Appropriate Skip 35,450 259,742,565 POST-911 Person
-7 = Refused 1 11,387  
-8 = Don't Know 26 243,989  
-9 = Not Ascertained 185 1,211,110  
1 = Yes 572 4,109,417  
2 = No 1,844 11,889,701  
CONDSPEC Char 2 Medical condition requires special transport M6F -1 = Appropriate Skip 35,450 259,742,565 POST-911 Person
-8 = Don't Know 10 48,606  
1 = Yes 265 2,196,449  
2 = No 2,353 15,220,549  
CONDTRAV Char 2 Medical condition results in less travel M6A -1 = Appropriate Skip 35,450 259,742,565 POST-911 Person
-7 = Refused 1 9,100  
-8 = Don't Know 4 23,240  
1 = Yes 2,220 14,769,512  
2 = No 403 2,663,752  
DIARYCMP Char 2 Was diary completed G2* -8 = Don't Know 45 412,214 POST-911 Person
-9 = Not Ascertained 132 1,118,225  
1 = Yes 23,416 160,923,484  
2 = No 14,485 114,754,246  
DIFFDATE Num 8 Days between travel day and person interview * 1 20,079 136,809,781 POST-911 Person
2 6,741 50,918,702  
3 3,793 29,966,655  
4 2,921 24,141,790  
5 2,293 17,524,147  
6 2,120 16,864,142  
7 60 434,925  
8 39 346,862  
9 17 117,820  
10 15 83,343  
DISTBLOC Num 8 Distance to work if reported in blocks E14* -9 = Not Ascertained 13,648 93,589,326 POST-911 Person
-1 = Appropriate Skip 23,865 178,984,938  
1 192 1,505,056  
2 60 412,874  
3 56 484,048  
4 56 485,862  
5 46 398,982  
6 36 257,756  
7 13 87,248  
8 28 249,153  
9 12 84,133  
10 17 149,668  
11 4 28,853  
12 11 64,046  
13 1 9,123  
14 3 50,374  
15 5 63,433  
16 1 31,606  
18 1 3,925  
20 2 38,978  
22 2 8,507  
26 1 21,160  
28 1 6,879  
30 4 30,899  
35 1 13,442  
37 1 17,021  
40 1 6,826  
50 2 16,577  
54 1 13,234  
70 1 11,506  
90 1 7,415  
99 1 22,010  
100 1 15,684  
148 1 7,656  
150 1 9,531  
160 1 20,440  
DISTTOWK Num 8 Distance to work in miles E14* -9 = Not Ascertained 13,648 93,589,326 POST-911 Person
-1 = Appropriate Skip 8,314 65,380,403  
0.1 130 1,001,754  
0.11111111111111 62 503,302  
0.22222222222222 60 412,874  
0.25 322 2,521,395  
0.33333333333333 56 484,048  
0.44444444444444 56 485,862  
0.55555555555555 46 398,982  
0.66666666666666 36 257,756  
0.77777777777777 13 87,248  
0.88888888888888 28 249,153  
1 763 5,427,162  
1.11111111111111 17 149,668  
1.22222222222222 4 28,853  
1.33333333333333 11 64,046  
1.44444444444444 1 9,123  
1.55555555555555 3 50,374  
1.66666666666666 5 63,433  
1.77777777777777 1 31,606  
2 1,153 8,559,538  
2.22222222222222 2 38,978  
2.44444444444444 2 8,507  
2.88888888888888 1 21,160  
3 1,041 7,810,525  
3.11111111111111 1 6,879  
3.33333333333333 4 30,899  
3.88888888888888 1 13,442  
4 789 5,662,768  
4.11111111111111 1 17,021  
4.44444444444444 1 6,826  
5 1,136 8,713,447  
5.55555555555555 2 16,577  
6 726 5,091,036  
7 760 5,520,120  
7.77777777777777 1 11,506  
8 745 5,286,539  
9 422 2,679,917  
10 904 6,901,687  
11 305 2,134,427  
11.1111111111111 1 15,684  
12 676 4,854,554  
13 330 2,361,944  
14 291 2,031,016  
15 734 5,640,384  
16 226 1,359,994  
16.4444444444444 1 7,656  
16.6666666666666 1 9,531  
17 252 1,723,651  
17.7777777777777 1 20,440  
18 307 2,211,924  
19 134 870,499  
20 521 4,222,636  
21 123 826,078  
22 217 1,494,014  
23 141 1,005,344  
24 110 742,116  
25 370 2,920,124  
26 99 676,516  
27 87 563,598  
28 101 671,817  
29 44 304,315  
30 304 2,450,324  
31 45 281,354  
32 106 782,381  
33 50 369,421  
34 47 291,989  
35 214 1,612,673  
36 45 274,872  
37 39 256,704  
38 45 297,866  
39 23 181,877  
40 127 1,049,170  
41 17 120,523