| Field Name | Description | Support Table |
| Household identification number | |
| Travel day - day of week | |
| Proxy respondent for person data | |
| Age of sample person | |
| Sex of sample person | Get Lookup Table |
| Census division | Get Lookup Table |
| Census region | Get Lookup Table |
| Education of HH reference person | Get Lookup Table |
| Person interview date - month | |
| Person interview date - year | |
| Respondent is a worker | |
| Reason started day away from home | Get Lookup Table |
| Trip chain number for this person | |
| Number of trip within chain | |
| Intrv date imputed as trav day plus 1 | |
| Trip started AM or PM G17A | Get Lookup Table |
| Days between travel & interview dates | |
| Person is a driver D9 | |
| 1= trip miles were edited | |
| 1= transportation mode was edited | |
| 1= trip duration was edited | |
| 1=persons 1st trip began at home | Get Lookup Table |
| 1= household member drove G37 | Get Lookup Table |
| Total number of persons in HH | |
| HH vehicle number | |
| No. of vehicles in household (derived) | |
| Number of HH members on the trip (derived) | |
| Units of reported distance: B-Blocks, M-Miles | Get Lookup Table |
| Time spent at destination of prev trip | |
| Size of MSA of household | Get Lookup Table |
| 1= non-HH members on trip | Get Lookup Table |
| Number of non-HH members on trip | |
| 1= variable NONHHCNT was edited | |
| Total number of persons on trip (derived) | |
| Trip purpose for passenger | Get Lookup Table |
| This trip also reported by other HH mem | |
| Travel day trip number for sample person | |
| Used public transit (8 |
|
| 1= if trip is segmented | |
| Sit or stand most on trip | Get Lookup Table |
| 1=sat, 2=stood, 3=both on trip | Get Lookup Table |
| Where trip chain ended | |
| Travel day on weekend (1=Y, 2=N) | |
| Other HH mem were also on trip? | |
| Was HH vehicle used on trip? | |
| Person trip number of first trip in chain | |
| Person trip number of last trip in chain | |
| Time waited for transportation (min) | |
| H=home, W=work, S=other-specify | |
| Roster number of other HH mem on trip G36 | |
| Roster number of other HH mem on trip G36 | |
| Roster number of other HH mem on trip G36 | |
| Roster number of other HH mem on trip G36 | |
| Roster number of other HH mem on trip G36 | |
| Roster number of other HH mem on trip G36 | |
| Roster number of other HH mem on trip G36 | |
| Roster number of other HH mem on trip G36 | |
| Roster number of other HH mem on trip G36 | |
| Roster number of other HH mem on trip G36 | |
| ID of HH mem who drove on trip G38 | |
| 1995 purpose - from | |
| 1995 purpose - to | |
| Purpose of trip (1990 definition) | |
| =1 if trip part of travel period trip | |
| Trip number for household travel day | |
| Person ID number | |
| Start time of trip | |
| =01 if changed mode from/to pub trans | |
| Distance (miles) | |
| Mode of transportation code | Get Lookup Table |
| Travel time (min) | |
| Sample stratum | |
| Purpose of trip (1995 definition) | |
| Final travel day trip weight | |
| Number of drivers in HH | |
| HH family income category | Get Lookup Table |
| Hispanic status of ref. person | Get Lookup Table |
| Race of reference person | Get Lookup Table |
| Family life cycle | Get Lookup Table |
| MSA identification code | |
| Date of master interview - month | |
| Date of master interview - year | |
| Presence/absence of rail | |
| Age of reference person (yr) | |
| Sex of ref person | Get Lookup Table |
| Travel day date (MM) | |
| Travel day date (YY) | |
| No. of workers in HH | |
| CMSA identification code | Get Lookup Table |
| 1=POV trip, respondent drove | |
| Substratum within VARSTRAT | |
| Population density, block group | Get Lookup Table |
| Urban/rural code, block group | Get Lookup Table |
| HU density (units/square mile), BG | Get Lookup Table |
| Median household income, BG | Get Lookup Table |
| --Field Description Not Known | |
| --Field Description Not Known | |
| --Field Description Not Known | |
| --Field Description Not Known | |
| --Field Description Not Known | |
| --Field Description Not Known | |
| 1= person drove on trip | |
| Year | |
| HH_CMSA description | |
| ID of matching prev. reported trip | |
| Where trip chain started (H,W,S) | Get Lookup Table |
