| Field Name | Description |
|---|
| Houseid | Household identification number | |
| Personid | Person ID number | |
| Proxy | Proxy respondent for person data | |
| RAgeflg | Age imputed | |
| RefRost | Reference roster number | |
| RAge | Age of sample person | |
| RSex | Sex of sample person | |
| RRelat | Relationship to ref person | |
| Driver | Person is a driver D9 | |
| Dtconj | Highway congestion | |
| Dtpave | Rough pavement on highways | |
| Dtntfmlr | Unfamiliar local areas or neighborhood | |
| Dtacdt | Worry about traffic accident | |
| Dtwalk | Poor walkways or sidewalks | |
| Dtpolltn | Air pollution by cars, trucks, and uses | |
| Dttieup | Traffic tie-ups or road construction | |
| Dtstrts | Rough pavement on neighborhood strets | |
| Dtcrime | Worry about crimes against motorists | |
| Ptused | How often used public transportation | |
| Ptcrowd | Difficulty w/ crowding or getting a eat | |
| Pttimeon | Time spent on public transportation | |
| Ptntcln | Transit stations/vehicles not clean | |
| Ptcrime | Worry w/ crime on public transportation | |
| Pttransf | Time and aggravation with transfers | |
| Ptcost | Cost of travel by public transportation | |
| Pttmnd | Public transp avail time of day needed | |
| Ptcarnd | Having access to a car when you need it | |
| Fqstbelt | How often wear seat belt when driving | |
| Nsbfget | Not wear seat belt when forget | |
| Nsbbroke | Not wear seat belt when broken/unavail | |
| Nsbshort | Not wear seat belt when short trips | |
| Nsblong | Not wear seat belt when take long trip | |
| Nsbback | Not wear seat belt when in back sat | |
| Nsbpsng | Not wear seat belt when passenger | |
| Nsbdrvr | Not wear seat belt when driver | |
| Nsbspveh | Not wear seat belt when in certain veh | |
| Nsbtown | Not wear seat belt when in town/city | |
| Nsbspper | Not wear seat belt w/ a certain person | |
| Nsbother | Not wear seat belt: other specify | |
| Nsbhurry | Not wear seat belt when in a hurry | |
| Nsbspclh | Not wear seat belt w/ certain clothes | |
| Nsbnoask | Not wear seat belt when not asked | |
| Nsbmed | Not wear seat belt: medical reasons | |
| Nsbnlike | Not wear seat belt: don't like to | |
| Nsbtowrk | Not wear seat belt when going to work | |
| Nsbpolic | Not wear seat belt:police not around | |
| Nsbwthr | Not wear seat belt when good weather | |
| Yearmile | How many miles did you drive per year | |
| Ymileflg | Yearmile mileage was capped at 200,000 | |
| Educ | Highest grade or year of school completed | |
| Joblstwk | Have full, part time job last wk or not | |
| Gt1jblwk | Have more than one job last week | |
| Workstat | State of workplace | |
| Disttowk | 6.2 One-way distance to work | |
| Unitdist | Unit of distance to work | |
| Timeleav | Time usually leave for work | |
| Timetowk | Minutes it took from home to work | |
| Wkbyauto | Get to work usually by auto | |
| Wkbyvan | Get to work usually by van | |
| Wkbyuv | Get to work usually by UV | |
| Wkbytruk | Get to work usually by pickup truck | |
| Wkbyottk | Get to work usually by other truck | |
| Wkbyrv | Get to work usually by RV | |
| Wkbymcyc | Get to work usually by motorcycle | |
| Wkbyopov | Get to work usually by other POV | |
| Wkbybus | Get to work usually by bus | |
| Wkbyamtr | Get to work usually by AMTRAK | |
| Wkbytran | Get to work usually by commuter train | |
| Wkbystcr | Get to work usually by strtcar/trolley | |
| Wkbysbwy | Get to work usually by elev. ail/subway | |
| Wkbyair | Get to work usually by airplane | |
| Wkbytaxi | Get to work usually by taxi | |
| Wkbybike | Get to work usually by bicycle | |
| Wkbywalk | Get to work usually by walking | |
| Wkbyscbs | Get to work usually by schoolbus | |
| Wkbyhome | Worked from home | |
| Wkbyothr | Get to work by other means | |
| Wrktrans | Main means of transportation to work | |
| Waitamtr | Minutes wait for AMTRAK | |
| Waitbus | Minutes wait for bus | |
| Waitsbwy | Minutes wait for elevated rail/subway | |
| Waitstcr | Minutes wait for streetcar/trolley | |
| Waittran | Minutes wait for commuter train | |
| Sitamtr | Usually sit, stand or both on AMTRAK | |
| Sitbus | Usually sit, stand or both on bus | |
| Sitsbwy | Usually sit/stand/both on rail/subway | |
| Sitstcr | Usually sit/stand/both on trtcr/trolley | |
| Sittran | Usually sit/stand/both oncommuter train | |
| Sit2amtr | Usually sit or stand most on AMTRAK | |
| Sit2bus | Usually sit or stand most on bus | |
| Sit2sbwy | Usually sit or stand most on subway | |
| Sit2stcr | Usually sit/stand most on strcr/trolley | |
| Sit2tran | Usually sit or stand most on comm train | |
| Paytoprk | Pay parking at work? | |
| Parkamnt | 7.2 Parking fee to pay at work | |
| Parkcode | Unit of amount paid for parking at work | |
| Usuldrv | Usually drive to work alone or carpool | |
| Alwysdrv | Always the driver? | |
| Ncirrhr | Not carpool-irregular/unusual hours | |
| Ncnoone | Not carpool-no one to carpool with | |
