VARIABLE,Question Number,1995 Variable Comparison,TYPE,LENGTH,FORMAT,LABEL,Person pre-9/11 variable,Person post-9/11 variable,Long distance trip pre-9/11 variable,Long distance trip post-9/11 variable,
ACC_FLAG,I5*,,Char,2,$YES_NO,Access place-airport/bus terminal,,,LD_PRE,LD_PST,
ACCDIV,*,,Char,2,$CEN_DIV,Access place (to far dest)-Census div,,,LD_PRE,LD_PST,
ACCMDOB,,,Num,8,YES_NO,Charter/school/other bus- to airport/terminal,,,LD_PRE,LD_PST,
ACCMDOT,,,Num,8,YES_NO,Intercity/other train- to airport/terminal,,,LD_PRE,LD_PST,
ACCMDOTH,,,Num,8,YES_NO,Other means- to airport/terminal,,,LD_PRE,LD_PST,
ACCMDPOV,,,Num,8,YES_NO,Personal vehicle- to airport/terminal,,,LD_PRE,LD_PST,
ACCMDPTB,,,Num,8,YES_NO,Public transit bus- to airport/terminal,,,LD_PRE,LD_PST,
ACCMDSHP,,,Num,8,YES_NO,Ferry/boat/ship- to airport/terminal,,,LD_PRE,LD_PST,
ACCMDSHT,,,Num,8,YES_NO,Shuttle/limo- to airport/terminal,,,LD_PRE,LD_PST,
ACCMDSUB,,,Num,8,YES_NO,Subway/commuter train- to airport/terminal,,,LD_PRE,LD_PST,
ACCMDTXI,,,Num,8,YES_NO,Taxi- to airport/terminal,,,LD_PRE,LD_PST,
ACCMDWLK,,,Num,8,YES_NO,Walking- to airport/terminal,,,LD_PRE,LD_PST,
ACCMOD21,I8*,,Char,2,$MODEB,Trans used: start to access place-1,,,LD_PRE,LD_PST,
ACCMOD22,I8*,,Char,2,$MODEB,Trans used: start to access place-2,,,LD_PRE,LD_PST,
ACCMOD23,I8*,,Char,2,$MODEB,Trans used: start to access place-3,,,LD_PRE,LD_PST,
ACCMODE1,I8,,Char,2,$MODE,Det trans used: start to access place-1,,,LD_PRE,LD_PST
ACCMODE2,I8,,Char,2,$MODE,Det trans used: start to access place-2,,,LD_PRE,LD_PST
ACCMODE3,I8,,Char,2,$MODE,Det trans used: start to access place-3,,,LD_PRE,LD_PST
ACCMSA,*,,Char,4,$MSA,Access place (to far dest)-PMSA/MSA/CMSA,,,LD_PRE,LD_PST
ACCREG,*,,Char,2,$CEN_REG,Access place (to far dest)-Census region,,,LD_PRE,LD_PST
ACCST,I9,,Char,2,$STATE,Access place (to far dest)-State,,,LD_PRE,LD_PST
AGERANGE,C10,NQR,Char,2,$YES_NO,HH member 18 years or older,PER_PRE,PER_PST,,
BEGTRAV,*,,Char,6,,Beginning date of travel period,,,LD_PRE,LD_PST
BEGTRIP,H1*,,Char,6,,Beginning date of trip (YYYYMM),,,LD_PRE,LD_PST
BORNINUS,M8,NQR,Char,2,$YES_NO,Respondent was born in U.S.,PER_PRE,PER_PST,,
CARRODE,E18,NQR,Num,8,CARRODE,Number of people in work carpool,PER_PRE,PER_PST,,
CDIVMSAR,*,NQR,Char,2,$CDIVMSA,"HHs by Census div., MSA size, rail",PER_PRE,PER_PST,LD_PRE,LD_PST
CENSUS_D,*,Y,Char,2,$CEN_DIV,Household Census division,PER_PRE,PER_PST,LD_PRE,LD_PST
CENSUS_R,*,Y,Char,2,$CEN_REG,Household Census region,PER_PRE,PER_PST,LD_PRE,LD_PST
CNTTDTR,*,NQR,Num,8,,Cnt of trav day pers trips for this resp,PER_PRE,PER_PST,,
CNTTPTR,H1*,,Num,8,MISSING,Cnt of trav period pers trips- this resp,PER_PRE,PER_PST,,
CNTTPUNQ,H1*,,Num,8,MISSING,Number of unique travel period trips,PER_PRE,PER_PST,,
COMMDRVR,E8*,NQR,Char,2,$YES_NO,Commercial driver,PER_PRE,PER_PST,,
COMMUTE,I13*,,Char,2,$YES_NO,Trip purpose was to commute?,,,LD_PRE,LD_PST
CONDNIGH,M6C,NQR,Char,2,$YES_NO,Med cond limits driving to daytime,PER_PRE,PER_PST,,
CONDPUB,M6E,NQR,Char,2,$YES_NO,Med cond limits use of public trans,PER_PRE,PER_PST,,
CONDRIDE,M6B,NQR,Char,2,$YES_NO,Med cond results in asking for rides,PER_PRE,PER_PST,,
CONDRIVE,M6D,NQR,Char,2,$YES_NO,Med cond requires giving up driving,PER_PRE,PER_PST,,
CONDSPEC,M6F,NQR,Char,2,$YES_NO,Med cond requires special transport,PER_PRE,PER_PST,,
CONDTRAV,M6A,NQR,Char,2,$YES_NO,Med cond results in less travel,PER_PRE,PER_PST,,
DIARYCMP,G2*,Y,Char,2,$YES_NO,Was diary completed,PER_PRE,PER_PST,,
DIFFDATE,*,Y,Num,8,MISSING,Days between trav day and person int.,PER_PRE,PER_PST,,
DISTBLOC,E14*,NQR,Num,8,MISSING,Distance to work if reported in blocks,PER_PRE,PER_PST,,
DISTTOWK,E14*,Y,Num,8,MISSING,Distance to work in miles,PER_PRE,PER_PST,,
DRIVER,C8*,SD,Char,2,$DRIVER,Driver status of respondent,PER_PRE,PER_PST,LD_PRE,LD_PST
DRVRCNT,C8*,Y,Num,8,,Count of drivers in HH,PER_PRE,PER_PST,LD_PRE,LD_PST
DTACDT,L2K,NR,Char,2,$DT,Worrying about a traffic accident,PER_PRE,PER_PST,,
DTCONJ,L2A,NR,Char,2,$DT,Highway congestion,PER_PRE,PER_PST,,
DTDISTRC,L2H,NQR,Char,2,$DT,Distracted drivers,PER_PRE,PER_PST,,
DTDRUNK,L2G,NQR,Char,2,$DT,Drunk drivers,PER_PRE,PER_PST,,
DTGAS,L2B,NQR,Char,2,$DT,Price of gasoline,PER_PRE,PER_PST,,
DTNOWALK,L2C,NQR,Char,2,$DT,Lack of walkways or sidewalks,PER_PRE,PER_PST,,
DTPVPOT,L2E,NQR,Char,2,$DT,Rough pavement or potholes,PER_PRE,PER_PST,,
DTRRAGE,L2F,NQR,Char,2,$DT,Aggressive drivers on the road,PER_PRE,PER_PST,,
DTSPEED,L2I,NQR,Char,2,$DT,Drivers speeding,PER_PRE,PER_PST,,
DTTIEUP,L2D,NR,Char,2,$DT,Traffic or road congestion,PER_PRE,PER_PST,,
DTTRUCKS,L2J,NQR,Char,2,$DT,Number of large trucks on road,PER_PRE,PER_PST,,
EDITRECU,*,,Char,1,$YES_NO,"RECURR imputed. 1:Yes, 0:No",,,LD_PRE,LD_PST
EDUC,M7,Y,Char,2,$EDUC,Highest Education Level,PER_PRE,PER_PST,LD_PRE,LD_PST
EGR_FLAG,I5*,,Char,2,$YES_NO,Egress place-airport/bus terminal,,,LD_PRE,LD_PST
EGRDIV,*,,Char,2,$CEN_DIV,Egress place (to far dest)-Census div,,,LD_PRE,LD_PST
EGRMDOB,,,Num,8,YES_NO,Charter/school/other bus- from airport/terminal,,,LD_PRE,LD_PST
EGRMDOT,,,Num,8,YES_NO,Intercity/other train- from airport/terminal,,,LD_PRE,LD_PST
EGRMDOTH,,,Num,8,YES_NO,Other means- from airport/terminal,,,LD_PRE,LD_PST
EGRMDPOV,,,Num,8,YES_NO,Personal vehicle- from airport/terminal,,,LD_PRE,LD_PST
EGRMDPTB,,,Num,8,YES_NO,Public transit bus- from airport/terminal,,,LD_PRE,LD_PST
EGRMDSHP,,,Num,8,YES_NO,Ferry/boat/ship- from airport/terminal,,,LD_PRE,LD_PST
EGRMDSHT,,,Num,8,YES_NO,Shuttle/limo- from airport/terminal,,,LD_PRE,LD_PST
EGRMDSUB,,,Num,8,YES_NO,Subway/commuter train- from airport/terminal,,,LD_PRE,LD_PST
EGRMDTXI,,,Num,8,YES_NO,Taxi- from airport/terminal,,,LD_PRE,LD_PST
EGRMDWLK,,,Num,8,YES_NO,Walking- from airport/terminal,,,LD_PRE,LD_PST
EGRMOD21,I11*,,Char,2,$MODEB,Trans used: egress place to dest-1,,,LD_PRE,LD_PST
EGRMOD22,I11*,,Char,2,$MODEB,Trans used: egress place to dest-2,,,LD_PRE,LD_PST
EGRMOD23,I11*,,Char,2,$MODEB,Trans used: egress place to dest-3,,,LD_PRE,LD_PST
EGRMODE1,I11,,Char,2,$MODE,Det trans used: egress place to dest-1,,,LD_PRE,LD_PST
EGRMODE2,I11,,Char,2,$MODE,Det trans used: egress place to dest-2,,,LD_PRE,LD_PST
EGRMODE3,I11,,Char,2,$MODE,Det trans used: egress place to dest-3,,,LD_PRE,LD_PST
EGRMSA,*,,Char,4,$MSA,Egress place (to far dest)-PMSA/MSA/CMSA,,,LD_PRE,LD_PST
EGRREG,*,,Char,2,$CEN_REG,Egress place (to far dest)-Census region,,,LD_PRE,LD_PST
EGRST,I10,,Char,2,$STATE,Egress place (to far dest)-State,,,LD_PRE,LD_PST
ENDTRAV,*,,Char,6,,Ending date of travel period,,,LD_PRE,LD_PST
ENDTRIP,H1*,,Char,6,,Ending date of trip (YYYYMM),,,LD_PRE,LD_PST
FARDIV,*,,Char,2,$CEN_DIV,Farthest destination Census division,,,LD_PRE,LD_PST
FARLODG1,I14,,Char,2,$FARLODG,Farthest destination-lodging1,,,LD_PRE,LD_PST
FARLODG2,I14,,Char,2,$FARLODG,Farthest destination-lodging1,,,LD_PRE,LD_PST
FARLODG3,I14,,Char,2,$FARLODG,Farthest destination-lodging1,,,LD_PRE,LD_PST
FARMDOB,,,Num,8,YES_NO,Charter/school/other bus- at destination,,,LD_PRE,LD_PST
FARMDOT,,,Num,8,YES_NO,Intercity/other train- at destination,,,LD_PRE,LD_PST
FARMDOTH,,,Num,8,YES_NO,Other means- at destination,,,LD_PRE,LD_PST
FARMDPOV,,,Num,8,YES_NO,Personal vehicle- at destination,,,LD_PRE,LD_PST
FARMDPTB,,,Num,8,YES_NO,Public transit bus- at destination,,,LD_PRE,LD_PST
FARMDSHP,,,Num,8,YES_NO,Ferry/boat/ship- at destination,,,LD_PRE,LD_PST
FARMDSHT,,,Num,8,YES_NO,Shuttle/limo- at destination,,,LD_PRE,LD_PST
FARMDSUB,,,Num,8,YES_NO,Subway/commuter train- at destination,,,LD_PRE,LD_PST
FARMDTXI,,,Num,8,YES_NO,Taxi- at destination,,,LD_PRE,LD_PST
FARMDWLK,,,Num,8,YES_NO,Walking- to at destination,,,LD_PRE,LD_PST
FARMOD21,I12*,,Char,2,$MODEB,Trans used: farthest destination-1,,,LD_PRE,LD_PST
FARMOD22,I12*,,Char,2,$MODEB,Trans used: farthest destination-2,,,LD_PRE,LD_PST
FARMOD23,I12*,,Char,2,$MODEB,Trans used: farthest destination-3,,,LD_PRE,LD_PST
FARMOD24,I12*,,Char,2,$MODEB,Trans used: farthest destination-4,,,LD_PRE,LD_PST
FARMOD25,I12*,,Char,2,$MODEB,Trans used: farthest destination-5,,,LD_PRE,LD_PST
FARMODE1,I12,,Char,2,$MODE,Det trans used: farthest dest-1,,,LD_PRE,LD_PST
FARMODE2,I12,,Char,2,$MODE,Det trans used: farthest dest-2,,,LD_PRE,LD_PST
FARMODE3,I12,,Char,2,$MODE,Det trans used: farthest dest-3,,,LD_PRE,LD_PST
FARMODE4,I12,,Char,2,$MODE,Det trans used: farthest dest-4,,,LD_PRE,LD_PST
FARMODE5,I12,,Char,2,$MODE,Det trans used: farthest dest-5,,,LD_PRE,LD_PST
FARMSA,*,,Char,4,$MSA,Farthest destination PMSA/MSA/CMSA,,,LD_PRE,LD_PST
FARREA21,I13*,,Char,2,$REASONB,Main reason for TP trip-1,,,LD_PRE,LD_PST
FARREA22,I13*,,Char,2,$REASONB,Other reason for TP trip-1,,,LD_PRE,LD_PST
FARREA23,I13*,,Char,2,$REASONB,Other reason for TP trip-2,,,LD_PRE,LD_PST
FARREA24,I13*,,Char,2,$REASONB,Other reason for TP trip-3,,,LD_PRE,LD_PST
FARREAS1,I13,,Char,2,$REASON,Det main reason for trip-1,,,LD_PRE,LD_PST
FARREAS2,I13,,Char,2,$REASON,Det main reason for trip-2,,,LD_PRE,LD_PST
FARREAS3,I13,,Char,2,$REASON,Det main reason for trip-3,,,LD_PRE,LD_PST
FARREAS4,I13,,Char,2,$REASON,Det main reason for trip-4,,,LD_PRE,LD_PST
FARREG,*,,Char,2,$CEN_REG,Farthest destination: Census region,,,LD_PRE,LD_PST
FARST,H1,,Char,2,$STATE,Farthest destination: State,,,LD_PRE,LD_PST
FARSTOP,I16,,Char,2,$YES_NO,Any overnight stops to destination,,,LD_PRE,LD_PST
FLGPRDRV,*,NQR,Char,2,$FLGPRDR,Primary driver status of respondent,PER_PRE,PER_PST,,
FRSTHM,G8,NQR,Char,2,$YES_NO,At home at start of travel day,PER_PRE,PER_PST,,
GCDACCOD,*,,Num,8,MISSING,Great Circle Distance: origin to access,,,LD_PRE,LD_PST
GCDDO,*,,Num,8,MISSING,Great Circle Distance: dest to origin,,,LD_PRE,LD_PST
GCDEGROD,*,,Num,8,MISSING,Great Circle Distance: egress to dest,,,LD_PRE,LD_PST
GCDOD,*,,Num,8,MISSING,Great Circle Distance: origin to dest,,,LD_PRE,LD_PST
GCDTOT,*,,Num,8,MISSING,Total trip great circle distance miles,,,LD_PRE,LD_PST
GCDWORK,*,NQR,Num,8,GCDWORK,Great Circle distance to work (miles),PER_PRE,PER_PST,,
GT1JBLWK,E6,Y,Char,2,$YES_NO,Have more than one job,PER_PRE,PER_PST,,
HBHRESDN,,,Char,9,$RESD,Housing units per sq mile - Block group,PER_PRE,PER_PST,LD_PRE,LD_PST
HBHTNRNT,,,Char,9,$MISSING,Percent renter-occupied - Block group,PER_PRE,PER_PST,LD_PRE,LD_PST
HBHUR,,,Char,2,$HUR,Urban / Rural indicator - Block group,PER_PRE,PER_PST,LD_PRE,LD_PST
HBPPOPDN,,,Char,9,$POPD,Population per sq mile - Block group,PER_PRE,PER_PST,LD_PRE,LD_PST
HH_HISP,C6,,Char,2,$YES_NO,Hispanic status of HH respondent,,,LD_PRE,LD_PST
HH_ONTP,I2*,,Num,8,,Num of HH members on travel period trip,,,LD_PRE,LD_PST
HHC_MSA,*,,Char,4,$MSA,MSA or CMSA Code for HH,PER_PRE,PER_PST,LD_PRE,LD_PST
HHFAMINC,M14*,SD,Char,2,$INCOME,Total HH family income (last 12 months),PER_PRE,PER_PST,LD_PRE,LD_PST
HHINCTTL,M14*,NQR,Char,2,$INCOME,Total income all HH members,PER_PRE,PER_PST,LD_PRE,LD_PST
HHMDRV,I7,,Char,2,$HHMDRV,Person number of driver,,,LD_PRE,LD_PST
HHR_DRVR,*,NQ,Char,2,$HHR_DRV,Driver status of HH respondent,PER_PRE,PER_PST,,
HHR_EDUC,M7*,NQ,Char,2,$EDUC,Education level of HH respondent,PER_PRE,PER_PST,LD_PRE,LD_PST
HHR_HISP,C6*,NQ,Char,2,$YES_NO,Hispanic status of HH respondent,PER_PRE,PER_PST,LD_PRE,LD_PST
HHR_RACE,C7*,NQ,Char,2,$HHR_RAC,Race of HH respondent,PER_PRE,PER_PST,LD_PRE,LD_PST
HHR_WRKR,*,NQ,Char,2,$YES_NO,Worker status of HH respondent,PER_PRE,PER_PST,LD_PRE,LD_PST
HHRESP,*,Y,Char,2,,Person number of HH interview respondent,PER_PRE,PER_PST,LD_PRE,LD_PST
HHSIZE,C3*,Y,Num,8,,Count of HH members,PER_PRE,PER_PST,LD_PRE,LD_PST
HHSTATE,D4*,SD,Char,2,$STATE,State of HH location,PER_PRE,PER_PST,LD_PRE,LD_PST
HHSTFIPS,*,SD,Char,2,$FIPSTAT,FIPS State Code for HH,PER_PRE,PER_PST,LD_PRE,LD_PST
HHVEHCNT,B1*,Y,Num,8,,Count of vehicles in HH,PER_PRE,PER_PST,LD_PRE,LD_PST
HOMEOWN,C2,Y,Char,2,$HOMEOWN,Housing unit owned or rented,PER_PRE,PER_PST,LD_PRE,LD_PST
HOMETYPE,C1,NR,Char,2,$HOMETYP,Type of housing unit,PER_PRE,PER_PST,LD_PRE,LD_PST
HOUSEID,*,Y,Char,8,,Household ID,PER_PRE,PER_PST,LD_PRE,LD_PST
HTEEMPDN,,,Num,8,MISSING,Jobs per sq mile - Tract level,PER_PRE,PER_PST,LD_PRE,LD_PST
HTHRESDN,,,Char,9,$RESD,Housing units per sq mile - Tract level,PER_PRE,PER_PST,LD_PRE,LD_PST
HTHTNRNT,,,Num,8,MISSING,Percent renter-occupied - Tract level,PER_PRE,PER_PST,LD_PRE,LD_PST
HTHUR,,,Char,2,$HUR,Urban / Rural indicator - Tract level,PER_PRE,PER_PST,LD_PRE,LD_PST
HTPPOPDN,,,Char,9,$POPD,Population per sq mile - Tract level,PER_PRE,PER_PST,LD_PRE,LD_PST
IFARCTRY,H1*,,Char,20,$MISSING,Farthest intl country reached - LD trip,,,LD_PRE,LD_PST
IMPTAGE,*,X,Char,1,$YES_NO,Respondent age imputed,PER_PRE,PER_PST,LD_PRE,LD_PST
IMPTHOWN,*,X,Char,1,$YES_NO,Home ownership imputed,PER_PRE,PER_PST,LD_PRE,LD_PST
IMPTHTYP,*,X,Char,1,$YES_NO,Home type imputed,PER_PRE,PER_PST,LD_PRE,LD_PST
IMPTLEDT,*,,Char,1,$YES_NO,"LVEDATE imputed. 1:Yes, 0:No",,,LD_PRE,LD_PST
IMPTNTIM,*,,Char,1,$YES_NO,"NTIMES imputed. 1:Yes, 0:No",,,LD_PRE,LD_PST
IMPTRACE,*,X,Char,1,$YES_NO,Race of HH respondent imputed,PER_PRE,PER_PST,LD_PRE,LD_PST
IMPTREDT,*,,Char,1,$YES_NO,Recurring date imputed,,,LD_PRE,LD_PST
IMPTSEX,*,X,Char,1,$YES_NO,Respondent gender imputed,PER_PRE,PER_PST,LD_PRE,LD_PST
INDVINC,M24*,SD,Char,2,$INCOME,Income of resp. if reported separately,PER_PRE,PER_PST,,
INT_FLAG,*,,Char,2,$YES_NO,International destination flag,,,LD_PRE,LD_PST
LANG,*,NQR,Char,1,$LANG,Language HH interview conducted in,PER_PRE,PER_PST,LD_PRE,LD_PST
LASTRPMM,G14,NQR,Char,2,$LASTRPM,Month of last trip before travel day,PER_PRE,PER_PST,,
LASTRPYY,G14,NQR,Char,4,$MISSING,Year of last trip before travel day,PER_PRE,PER_PST,,
LIF_CYC,*,SD,Char,2,$LIF_CYC,HH Life cycle classification,PER_PRE,PER_PST,LD_PRE,LD_PST
LSTTRDAY,G15*,NQR,Num,8,MISSING,Days since last trip before travel day,PER_PRE,PER_PST,,
LSTTRDT,G14*,NQR,Char,6,$MISSING,Date of last trip before travel day,PER_PRE,PER_PST,,
LVEMNT,H1,,Char,2,$MONTH,Month the travel period trip began,,,LD_PRE,LD_PST
LVEYR,H1,,Char,4,,Year the travel period trip began,,,LD_PRE,LD_PST
MAINMOD2,I5*,,Char,2,$MODEB,Trans used most to get to destination,,,LD_PRE,LD_PST
MAINMODE,I5*,,Char,2,$MODE,Detail-Trans used most to get to dest,,,LD_PRE,LD_PST
MEDCOND,M4,NQR,Char,2,$YES_NO,Have a med cond making travel difficult,PER_PRE,PER_PST,,
MEDCOND6,M5,NQR,Char,2,$MEDCOND,Length of time with medical condition,PER_PRE,PER_PST,,
MSACAT,*,NQR,Char,2,$MSACAT,MSA Category of HH,PER_PRE,PER_PST,LD_PRE,LD_PST
MSASIZE,*,Y,Char,2,$MSASIZE,MSA size of HH,PER_PRE,PER_PST,LD_PRE,LD_PST
NBIKETRP,L4,NQR,Num,3,MISSING,No. of bike trips in past week,PER_PRE,PER_PST,,
NTIMES,H1,,Num,3,MISSING,Number of times TP trip was taken,,,LD_PRE,LD_PST
NTSAWAY,H1*,,Num,8,,Nights away on travel period trip,,,LD_PRE,LD_PST
NUMADLT,C8*,SD,Num,8,MISSING,Number of adults (18+) in HH,PER_PRE,PER_PST,LD_PRE,LD_PST
NUMNHHM,I4,,Num,4,MISSING,Number of non-HH members on TP trip,,,LD_PRE,LD_PST
NWALKTRP,L3,NQR,Num,3,MISSING,No. of walk trips in past week,PER_PRE,PER_PST,,
OCCAT,E7*,NQR,Char,2,$OCCAT,Occupational category of resp,PER_PRE,PER_PST,LD_PRE,LD_PST
ONTP_P1,I3*,,Char,2,$YES_NO,HH member 1 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P10,I3*,,Char,2,$YES_NO,HH member 10 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P11,I3*,,Char,2,$YES_NO,HH member 11 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P12,I3*,,Char,2,$YES_NO,HH member 12 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P13,I3*,,Char,2,$YES_NO,HH member 13 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P14,I3*,,Char,2,$YES_NO,HH member 14 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P2,I3*,,Char,2,$YES_NO,HH member 2 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P3,I3*,,Char,2,$YES_NO,HH member 3 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P4,I3*,,Char,2,$YES_NO,HH member 4 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P5,I3*,,Char,2,$YES_NO,HH member 5 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P6,I3*,,Char,2,$YES_NO,HH member 6 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P7,I3*,,Char,2,$YES_NO,HH member 7 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P8,I3*,,Char,2,$YES_NO,HH member 8 was on travel period trip,,,LD_PRE,LD_PST
ONTP_P9,I3*,,Char,2,$YES_NO,HH member 9 was on travel period trip,,,LD_PRE,LD_PST
OUTCNTRY,G10,NQ,Char,2,$YES_NO,Out of country entire travel day,PER_PRE,PER_PST,,
OUTOFTWN,G9*,NQR,Char,2,$YES_NO,Out of town entire travel day,PER_PRE,PER_PST,,
PAYPROF,E4,NQR,Char,2,$YES_NO,Worked for pay or profit last week,PER_PRE,PER_PST,,
PERSONID,*,Y,Char,2,$,Person identification number,PER_PRE,PER_PST,LD_PRE,LD_PST
PRCASEID,*,,Char,10,,Composite person ID number,PER_PRE,PER_PST,,
PRMACT,E3,NQR,Char,2,$PRMACT,Primary activity last week,PER_PRE,PER_PST,LD_PRE,LD_PST
PRMDRVR1,C12*,NQR,Char,2,$MISSING,HH vehicle resp is primary driver of,PER_PRE,PER_PST,,
PRMDRVR2,C12*,NQR,Char,2,$MISSING,2nd HH vehicle resp is primary driver of,PER_PRE,PER_PST,,
PRMDRVR3,C12*,NQR,Char,2,$MISSING,3rd HH vehicle resp is primary driver of,PER_PRE,PER_PST,,
PROXCAT,*,NQR,Char,2,$PROXCAT,Proxy status of ext int respondent,PER_PRE,PER_PST,LD_PRE,LD_PST
PROXY,E1,Y,Char,2,$PROXY,Ext int info from respondent or proxy,PER_PRE,PER_PST,LD_PRE,LD_PST
PTUSED,L11,Y,Char,2,$PTUSED,Public transit use last 2 months,PER_PRE,PER_PST,,
R_AGEWGT,*,,Num,8,,Age of respondent (imp),PER_PRE,PER_PST,LD_PRE,LD_PST
R_RELAT,C8*,Y,Char,2,$R_RELAT,Ext int resp relation to HH int resp,PER_PRE,PER_PST,LD_PRE,LD_PST
R_SEX,C8*,Y,Char,2,$R_SEX,Sex of respondent,PER_PRE,PER_PST,LD_PRE,LD_PST
RAIL,*,NQR,Char,2,$RAIL,Rail (subway) category of HH,PER_PRE,PER_PST,LD_PRE,LD_PST
RATIO16W,*,NQR,Num,8,,Ratio of HH adults (16+) to workers,,,LD_PRE,LD_PST
RATIOWV,*,NQR,Num,8,,Ratio of HH workers to vehicles,,,LD_PRE,LD_PST
RECURR,H1,,Char,2,$YES_NO,The trip was a recurring trip,,,LD_PRE,LD_PST
RETMNT,H1,,Char,2,$MONTH,Month returned home after trip,,,LD_PRE,LD_PST
RETMOD2,I15*,,Char,2,$MODEB,Trans used most to return home,,,LD_PRE,LD_PST
RETMODE,I15*,,Char,2,$MODE,Detail trans used most on return trip,,,LD_PRE,LD_PST
RETSTOP,I17,,Char,2,$YES_NO,Overnight stops on return TP trip,,,LD_PRE,LD_PST
RETYR,H1,,Char,4,,Year returned home after TP trip,,,LD_PRE,LD_PST
RSTP1DIV,*,,Char,2,$CEN_DIV,Ret overnight stop 1: Census division,,,LD_PRE,LD_PST
RSTP1MSA,*,,Char,4,$MSA,Ret overnight stop 1: PMSA/MSA/CMSA,,,LD_PRE,LD_PST
RSTP1REG,*,,Char,2,$CEN_REG,Ret overnight stop 1: Census region,,,LD_PRE,LD_PST
RSTP2DIV,*,,Char,2,$CEN_DIV,Ret overnight stop 2: Census division,,,LD_PRE,LD_PST
RSTP2MSA,*,,Char,4,$MSA,Ret overnight stop 2: PMSA/MSA/CMSA,,,LD_PRE,LD_PST
RSTP2REG,*,,Char,2,$CEN_REG,Ret overnight stop 2: Census region,,,LD_PRE,LD_PST
RSTP3DIV,*,,Char,2,$CEN_DIV,Ret overnight stop 3: Census division,,,LD_PRE,LD_PST
RSTP3MSA,*,,Char,4,$MSA,Ret overnight stop 3: PMSA/MSA/CMSA,,,LD_PRE,LD_PST
RSTP3REG,*,,Char,2,$CEN_REG,Ret overnight stop 3: Census region,,,LD_PRE,LD_PST
RSTP4DIV,*,,Char,2,$CEN_DIV,Ret overnight stop 4: Census division,,,LD_PRE,LD_PST
RSTP4MSA,*,,Char,4,$MSA,Ret overnight stop 4: PMSA/MSA/CMSA,,,LD_PRE,LD_PST
RSTP4REG,*,,Char,2,$CEN_REG,Ret overnight stop 4: Census region,,,LD_PRE,LD_PST
RSTPM211,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 1-1,,,LD_PRE,LD_PST
RSTPM212,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 1-2,,,LD_PRE,LD_PST
RSTPM213,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 1-3,,,LD_PRE,LD_PST
RSTPM221,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 2-1,,,LD_PRE,LD_PST
RSTPM222,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 2-2,,,LD_PRE,LD_PST
RSTPM223,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 2-3,,,LD_PRE,LD_PST
RSTPM231,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 3-1,,,LD_PRE,LD_PST
RSTPM232,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 3-2,,,LD_PRE,LD_PST
RSTPM233,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 3-3,,,LD_PRE,LD_PST
RSTPM241,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 4-1,,,LD_PRE,LD_PST
RSTPM242,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 4-2,,,LD_PRE,LD_PST
RSTPM243,J3*,,Char,2,$MODEB,Trans used: ret overnight stop 4-3,,,LD_PRE,LD_PST
RSTPMD11,J3*,,Char,2,$MODE,Det trans used: ret overnight 1-1,,,LD_PRE,LD_PST
RSTPMD12,J3*,,Char,2,$MODE,Det trans used: ret overnight 1-2,,,LD_PRE,LD_PST
RSTPMD13,J3*,,Char,2,$MODE,Det trans used: ret overnight 1-3,,,LD_PRE,LD_PST
RSTPMD21,J3*,,Char,2,$MODE,Det trans used: ret overnight 2-1,,,LD_PRE,LD_PST
RSTPMD22,J3*,,Char,2,$MODE,Det trans used: ret overnight 2-2,,,LD_PRE,LD_PST
RSTPMD23,J3*,,Char,2,$MODE,Det trans used: ret overnight 2-3,,,LD_PRE,LD_PST
RSTPMD31,J3*,,Char,2,$MODE,Det trans used: ret overnight 3-1,,,LD_PRE,LD_PST
RSTPMD32,J3*,,Char,2,$MODE,Det trans used: ret overnight 3-2,,,LD_PRE,LD_PST
RSTPMD33,J3*,,Char,2,$MODE,Det trans used: ret overnight 3-3,,,LD_PRE,LD_PST
RSTPMD41,J3*,,Char,2,$MODE,Det trans used: ret overnight 4-1,,,LD_PRE,LD_PST
RSTPMD42,J3*,,Char,2,$MODE,Det trans used: ret overnight 4-2,,,LD_PRE,LD_PST
RSTPMD43,J3*,,Char,2,$MODE,Det trans used: ret overnight 4-3,,,LD_PRE,LD_PST
RSTPRE21,J2*,,Char,2,$REASONB,Ret overnight stop 1-reason,,,LD_PRE,LD_PST
RSTPRE22,J2*,,Char,2,$REASONB,Ret overnight stop 2-reason,,,LD_PRE,LD_PST
RSTPRE23,J2*,,Char,2,$REASONB,Ret overnight stop 3-reason,,,LD_PRE,LD_PST
RSTPRE24,J2*,,Char,2,$REASONB,Ret overnight stop 4-reason,,,LD_PRE,LD_PST
RSTPREA1,J2*,,Char,2,$REASON,Ret overnight stop 1-detailed reason,,,LD_PRE,LD_PST
RSTPREA2,J2*,,Char,2,$REASON,Ret overnight stop 2-detailed reason,,,LD_PRE,LD_PST
RSTPREA3,J2*,,Char,2,$REASON,Ret overnight stop 3-detailed reason,,,LD_PRE,LD_PST
RSTPREA4,J2*,,Char,2,$REASON,Ret overnight stop 4-detailed reason,,,LD_PRE,LD_PST
RSTPST1,J1*,,Char,2,$STATE,Ret overnight stop 1-State,,,LD_PRE,LD_PST
RSTPST2,J1*,,Char,2,$STATE,Ret overnight stop 2-State,,,LD_PRE,LD_PST
RSTPST3,J1*,,Char,2,$STATE,Ret overnight stop 3-State,,,LD_PRE,LD_PST
RSTPST4,J1*,,Char,2,$STATE,Ret overnight stop 4-State,,,LD_PRE,LD_PST
RTEACCOD,*,,Num,8,MISSING,Route distance: origin to access,,,LD_PRE,LD_PST
RTEDSTDO,*,,Num,8,MISSING,Route distance: dest to origin,,,LD_PRE,LD_PST
RTEDSTOD,*,,Num,8,MISSING,Route distance: origin to dest,,,LD_PRE,LD_PST
RTEEGROD,*,,Num,8,MISSING,Route distance: egress to dest,,,LD_PRE,LD_PST
RTETOT,*,,Num,8,MISSING,Route distance: roundtrip,,,LD_PRE,LD_PST
SAMEPLC,G13,Y,Char,2,$YES_NO,Stayed at same place all day,PER_PRE,PER_PST,,
STPS_FRM,I17*,,Num,8,MISSING,Num overnight stops to dest,,,LD_PRE,LD_PST
STPS_TO,I16*,,Num,8,MISSING,Num overnight stops to origin,,,LD_PRE,LD_PST
TDAYDATE,*,Y,Char,6,,Travel day date (yyyymm),PER_PRE,PER_PST,LD_PRE,LD_PST
TDBOA911,*,X,Char,1,$TD911BA,Travel day before or on/after 9/11,PER_PRE,PER_PST,,
TIMETOWK,E15,NQR,Num,4,TIMETOWK,Minutes to go to work last week,PER_PRE,PER_PST,,
TOT_DTM1,,,Num,8,MISSING,Total Daily Trips- POV,PER_PRE,PER_PST,,
TOT_DTM2,,,Num,8,MISSING,Total Daily Trips- Transit,PER_PRE,PER_PST,,
TOT_DTM3,,,Num,8,MISSING,Total Daily Trips- School Bus,PER_PRE,PER_PST,,
TOT_DTM4,,,Num,8,MISSING,Total Daily Trips- Walk,PER_PRE,PER_PST
TOT_DTM5,,,Num,8,MISSING,Total Daily Trips- Other,PER_PRE,PER_PST
TOT_DTR1,,,Num,8,MISSING,Total Daily Trips- Work,PER_PRE,PER_PST
TOT_DTR2,,,Num,8,MISSING,Total Daily Trips- Work Related,PER_PRE,PER_PST
TOT_DTR3,,,Num,8,MISSING,Total Daily Trips- Family/Personal,PER_PRE,PER_PST
TOT_DTR4,,,Num,8,MISSING,Total Daily Trips- Church/School,PER_PRE,PER_PST
TOT_DTR5,,,Num,8,MISSING,Total Daily Trips- Social/Recreation,PER_PRE,PER_PST
TOT_DTR6,,,Num,8,MISSING,Total Daily Trips- Other,PER_PRE,PER_PST
TOT_DTRP,,,Num,8,MISSING,Total Daily Trips by Person,PER_PRE,PER_PST
TOT_TTM1,,,Num,8,MISSING,Total Travel Period Trips-POV,PER_PRE,PER_PST
TOT_TTM2,,,Num,8,MISSING,Total Travel Period Trips-Air,PER_PRE,PER_PST
TOT_TTM3,,,Num,8,MISSING,Total Travel Period Trips-Bus,PER_PRE,PER_PST
TOT_TTM4,,,Num,8,MISSING,Total Travel Period Trips-Train,PER_PRE,PER_PST
TOT_TTM5,,,Num,8,MISSING,Total Travel Period Trips-Ship,PER_PRE,PER_PST
TOT_TTM6,,,Num,8,MISSING,Total Travel Period Trips-Other,PER_PRE,PER_PST
TOT_TTR1,,,Num,8,MISSING,Total Travel Period Trips-Business,PER_PRE,PER_PST
TOT_TTR2,,,Num,8,MISSING,Total Travel Period Trips-Pleasure/Leisure,PER_PRE,PER_PST,,
TOT_TTR3,,,Num,8,MISSING,Total Travel Period Trips-Personal Business,PER_PRE,PER_PST,,
TOT_TTR4,,,Num,8,MISSING,Total Travel Period Trips-Other,PER_PRE,PER_PST,,
TOT_TTRP,,,Num,8,MISSING,Total Travel Period Trips by Person,PER_PRE,PER_PST,,
TPBOA911,H1*,,Char,2,$TP911B,Travel period before or on/after 9/11,,,LD_PRE,LD_PST
TPCASEID,*,,Char,12,,Composite travel period trip ID number,,,LD_PRE,LD_PST
TPDRVFLG,I6*,,Char,2,$TPDRVFL,Main driver on TP trip,,,LD_PRE,LD_PST
TPMSDTRP,*,,Char,2,$MISSED,Missed trip - incorp in travel record,,,LD_PRE,LD_PST
TPNUMTRP,I2*,,Num,8,,Number of people on travel period trip,,,LD_PRE,LD_PST
TPRECURR,*,,Num,8,MISSING,Number of recurring TP trips,,,LD_PRE,LD_PST
TPTRPNUM,*,,Char,2,,Travel period trip number,,,LD_PRE,LD_PST
TRAVDAY,*,,Char,1,$TRAVDAY,Travel day - day of week,PER_PRE,PER_PST,,
TSTP1DIV,*,,Char,2,$CEN_DIV,Overnight stop 1 to dest: census div,,,LD_PRE,LD_PST
TSTP1MSA,*,,Char,4,$MSA,Overnight stop 1 to dest: PMSA/MSA/CMSA,,,LD_PRE,LD_PST
TSTP1REG,*,,Char,2,$CEN_REG,Overnight stop 1 to dest: census reg,,,LD_PRE,LD_PST
TSTP2DIV,*,,Char,2,$CEN_DIV,Overnight stop 2 to dest: census div,,,LD_PRE,LD_PST
TSTP2MSA,*,,Char,4,$MSA,Overnight stop 2 to dest: PMSA/MSA/CMSA,,,LD_PRE,LD_PST
TSTP2REG,*,,Char,2,$CEN_REG,Overnight stop 2 to dest: census reg,,,LD_PRE,LD_PST
TSTP3DIV,*,,Char,2,$CEN_DIV,Overnight stop 3 to dest: census div,,,LD_PRE,LD_PST
TSTP3MSA,*,,Char,4,$MSA,Overnight stop 3 to dest: PMSA/MSA/CMSA,,,LD_PRE,LD_PST
TSTP3REG,*,,Char,2,$CEN_REG,Overnight stop 3 to dest: census reg,,,LD_PRE,LD_PST
TSTP4DIV,*,,Char,2,$CEN_DIV,Overnight stop 4 to dest: census div,,,LD_PRE,LD_PST
TSTP4MSA,*,,Char,4,$MSA,Overnight stop 4 to dest: PMSA/MSA/CMSA,,,LD_PRE,LD_PST
TSTP4REG,*,,Char,2,$CEN_REG,Overnight stop 4 to dest: census reg,,,LD_PRE,LD_PST
TSTPM211,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 1-1,,,LD_PRE,LD_PST
TSTPM212,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 1-2,,,LD_PRE,LD_PST
TSTPM213,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 1-3,,,LD_PRE,LD_PST
TSTPM221,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 2-1,,,LD_PRE,LD_PST
TSTPM222,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 2-2,,,LD_PRE,LD_PST
TSTPM223,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 2-3,,,LD_PRE,LD_PST
TSTPM231,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 3-1,,,LD_PRE,LD_PST
TSTPM232,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 3-2,,,LD_PRE,LD_PST
TSTPM233,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 3-3,,,LD_PRE,LD_PST
TSTPM241,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 4-1,,,LD_PRE,LD_PST
TSTPM242,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 4-2,,,LD_PRE,LD_PST
TSTPM243,J3*,,Char,2,$MODEB,Trans used: overnight stop to dest 4-3,,,LD_PRE,LD_PST
TSTPMD11,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 1-1,,,LD_PRE,LD_PST
TSTPMD12,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 1-2,,,LD_PRE,LD_PST
TSTPMD13,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 1-3,,,LD_PRE,LD_PST
TSTPMD21,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 2-1,,,LD_PRE,LD_PST
TSTPMD22,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 2-2,,,LD_PRE,LD_PST
TSTPMD23,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 2-3,,,LD_PRE,LD_PST
TSTPMD31,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 3-1,,,LD_PRE,LD_PST
TSTPMD32,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 3-2,,,LD_PRE,LD_PST
TSTPMD33,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 3-3,,,LD_PRE,LD_PST
TSTPMD41,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 4-1,,,LD_PRE,LD_PST
TSTPMD42,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 4-2,,,LD_PRE,LD_PST
TSTPMD43,J3*,,Char,2,$MODE,Det trans used: ovrnight stp to dest 4-3,,,LD_PRE,LD_PST
TSTPRE21,J3*,,Char,2,$REASONB,Overnight stop 1 to dest: reason,,,LD_PRE,LD_PST
TSTPRE22,J3*,,Char,2,$REASONB,Overnight stop 2 to dest: reason,,,LD_PRE,LD_PST
TSTPRE23,J3*,,Char,2,$REASONB,Overnight stop 3 to dest: reason,,,LD_PRE,LD_PST
TSTPRE24,J3*,,Char,2,$REASONB,Overnight stop 4 to dest: reason,,,LD_PRE,LD_PST
TSTPREA1,J2*,,Char,2,$REASON,Overnight stop 1 to dest: detail reason,,,LD_PRE,LD_PST
TSTPREA2,J2*,,Char,2,$REASON,Overnight stop 2 to dest: detail reason,,,LD_PRE,LD_PST
TSTPREA3,J2*,,Char,2,$REASON,Overnight stop 3 to dest: detail reason,,,LD_PRE,LD_PST
TSTPREA4,J2*,,Char,2,$REASON,Overnight stop 4 to dest: detail reason,,,LD_PRE,LD_PST
TSTPST1,J1*,,Char,2,$STATE,Overnight stop 1 to dest: State,,,LD_PRE,LD_PST
TSTPST2,J1*,,Char,2,$STATE,Overnight stop 2 to dest: State,,,LD_PRE,LD_PST
TSTPST3,J1*,,Char,2,$STATE,Overnight stop 3 to dest: State,,,LD_PRE,LD_PST
TSTPST4,J1*,,Char,2,$STATE,Overnight stop 4 to dest: State,,,LD_PRE,LD_PST
URBAN,*,SD,Char,2,$URBAN,Household in urbanized area,PER_PRE,PER_PST,LD_PRE,LD_PST
URBRUR,*,,Char,2,$URBRUR,Household in urban/rural area,PER_PRE,PER_PST,LD_PRE,LD_PST
USEPUBTR,G19,NQ,Char,2,$YES_NO,Used public transit on travel day,PER_PRE,PER_PST,,
USULDRV,E17,NQ,Char,2,$USULDRV,Usually drive alone or carpool to work,PER_PRE,PER_PST,,
WEBACC,M1,NQR,Char,2,$YES_NO,Access to Internet in past 6 months,PER_PRE,PER_PST,,
WEBHOME,M3,NQR,Char,2,$YES_NO,Use Internet from home,PER_PRE,PER_PST,,
WEBOTHER,M3,NQR,Char,2,$YES_NO,Use Internet from other than work & home,PER_PRE,PER_PST,,
WEBUSE,M2,NQR,Char,2,$WEBUSE,Frequency of Internet use last 6 months,PER_PRE,PER_PST,,
WEBWHER,M3*,NQR,Char,2,$WEBWHER,Where use Internet,PER_PRE,PER_PST,,
WEBWORK,M3,NQR,Char,2,$YES_NO,Use Internet from work,PER_PRE,PER_PST,,
WEEKEND,H1*,,Char,2,$WEEKENB,Trip includes weekend,,,LD_PRE,LD_PST
WHERBORN,M9*,NQR,Char,2,$WHERBOR,Region of birth,PER_PRE,PER_PST,,
WKFMHM2M,E19,Y,Char,2,$WKFMHM,Work from home instead of workplace,PER_PRE,PER_PST,,
WKFMHMXX,E20,NQR,Char,2,$WKFMHMX,Frequency of working from home,PER_PRE,PER_PST,,
WKFTPT,E5,NQR,Char,2,$WKFTPT,Work full or part time,PER_PRE,PER_PST,,
WKSTFIPS,*,X,Char,2,$FIPSTAT,FIPS state code for work,PER_PRE,PER_PST,,
WORKER,E3*,Y,Char,2,$YES_NO,Respondent has job,PER_PRE,PER_PST,LD_PRE,LD_PST
WORKGEO,*,SD,Num,8,$WORKGEO,Level of geocoding work location,PER_PRE,PER_PST,,
WORKSTAT,E10*,Y,Char,2,$STATE,Workplace state,PER_PRE,PER_PST,,
WRKCOUNT,E3*,Y,Num,8,,Count of HH members with jobs,PER_PRE,PER_PST,LD_PRE,LD_PST
WRKDRIVE,E8,NQ,Char,2,$YES_NO,Job requires driving a motor vehicle,PER_PRE,PER_PST,,
WRKTRANS,E16,NQR,Char,2,$MODE,Transportation mode to work last week,PER_PRE,PER_PST,,
WRKTRPS,G5,NQ,Char,2,$YES_NO,Made more than 10 trips for job,PER_PRE,,,
WTPRPRE,,,Num,8,,Person Wt - At least 50% completed-NATL,,PER_PST,,
WTPRPST,,,Num,8,,Person Wt - At least 50% completed-NATL,PER_PRE,PER_PST,,
WTLDPRE,*,,Num,8,,Person trip travel period weight-50%,,,LD_PRE,
WTLDPST,*,,Num,8,,Person trip travel period weight-50%,,,,LD_PST
YEARMILE,L5,NQ,Num,8,MISSING,Miles respondent drove last 12 months,PER_PRE,PER_PST,,
YRMLCAP,*,Y,Char,2,$YES_NO,Year miles was capped,PER_PRE,PER_PST,,
YRMLCAT,L5B,NQR,Char,2,$YRMLCAT,Annual mileage range for subject,PER_PRE,PER_PST,,
YRTOUS,M10*,NQR,Char,4,$MISSING,Year entered US,PER_PRE,PER_PST,,