C2 Trip data variables

Variable name

Description

Year

Survey year number

1=2002/03

2=2003/04

3=2004/05

4=2005/06

Samno

Sample number

Person

Person number

Yearnm

Survey year name (in format 200203, 200304 etc)

hhdate1

First travel day

hhdate2

Second travel day

Hhdaywk1

Day of week of first travel day (Sunday=1)

Hhdaywk2

Day of week of second travel day (Sunday=1)

Daywk

Day of week of the travel day this trip takes place on (Sunday=1). Based on hhdaywk1 and hhdaywk2

Tripday

Trip day

Tripno

Trip number

Trleave

Departure time

trleaveh

Departure time in hours with decimal (+24 if next day)

trleavetm

Departure time, SAS time format

Trleavenextday

Departure time is next day (after midnight and before 4am)

Traddno

Destination address number

Trarriv

Arrival time

Trarrivtm

Departure time, SAS time format

Trarrivh

Departure in hours with decimal (+24.00 if next day)

Trnextday

Arrival time is next day

Duration

Duration of trip (hours)

Durmin

Duration (minutes)

Tractiv

Activity – what is done there

    1 = Home

    2 = Work – main job

    3 = Work – other job

    4 = Work –employer’s business

    5 = Education

    6 = Shopping

    7 = Social welfare

    8 = Personal bus./services

    9 = Medical/dental

   10 = Social visits

   11 = Recreational

   12 = Change mode

   13 = Accompany someone else

   14 = Left country

   15 = Other

Purpose

Overall journey purpose, where a journey is a series of trips with purpose = change mode. Same codes as tractiv

Tripstart_activ

Origin of this trip leg (see also jstart). Coding is as for tractiv, except that for first trip of day tripstart_activ is based on pe1strt/ pe2strt. 99= Other from pe1strt or pe2strt (ie not home, work main, work other, social/rec, or hosp/ med).

Vehicle

Vehicle number

Trmode

Travel mode

    1 = Vehicle driver

    2 = Vehicle passenger

    3 = Bicycle

    4 = Train

    5 = Bus

    6 = Ferry

    7 = Plane

    8 = Taxi

    9 = Other

   10 = Mobility scooter

    0 = Walk

trmodeother

Travel mode other

trquickest

Quickest route taken

trmidaddno

Route taken address no

Trdistn

Reported distance in km

Trpeopl

Number of people in vehicle

Trwpark

Where parked

    1 = Not parked

    2 = Off street – resident’s property

    3 = Off street – private

    4 = Off street – public

    5 = On street – time limit

    6 = On street – no time limit

    7 = Other

trwparkother

Where parked other

Trroads

Number of roads crossed

Trpedes

Number of pedestrian crossings used

startaddno

Start address number

tractivother

Activity other

CalculatedDistance

Critchlows calculated distance

calcdist

Same as CalculatedDistance but easier to type

BestDist

Best available distance – calculated dist if credible, else estimated dist (see note 1 for definition of ‘credible distance estimate’

distused

Indicates which distance estimate used for analysis

Geodist = CalculatedDistance

Estdist = Respondent estimated distance (trdistn)

Neither = both distance sources failed criteria, bestdist and duration set to missing

BadGeo = should not arise – means do not use calculated distance but no alternative explored

Trip_comments

Method of calculation for the trip

   Q = Quickest route

   W = Waypoint used

   X = Waypoint provided but not used

   N = Trip not generated

Vyear

Year of manufacture

Vtype

Body type

    1 = Car/station wagon

    2 = Van/ute/passenger van

    3 = 4-wheel drive

    4 = Truck

    5 = Taxi

    6 = Motor bike

    7 = Other

Vcc

Engine capacity

Vowner

Vehicle owner

    1 = Member of household

    2 = Company owned/leased

    3 = Rental

    4 = Other

Vfuel

Vehicle fuel

    1 = Petrol

    2 = Diesel

    3 = LPG/CNG

    4 = Dual fuel

    5 = Electric

    6 = Other

area2

**Missing if hhweight is missing**   

    CENTR = Central Auckland

    MUA = Main urban area

    NORTH = Northern Auckland

    SOUTH = Southern Auckland

    WESTE = Western Auckland

    rural = Rural

This is the variable for stratum2

Areatype

**Missing if hhweight is missing**   

‘Urban’ = Main urban areas

‘Rural’ = Rural areas and secondary and minor urban areas

****NB the previous definition of this was wrong! Secondary urban areas are NOT included within the ‘Urban’ definition*****

Preferable to use AREATYPE2

Areatype2

‘MUA’ = Main urban areas (pop 30,000 or more)

‘SUA’  = Secondary urban area (pop 10000 – 29,999)

‘Rural’ = Rural areas and rural centres (pop<1000) MoT believes this also includes minor urban areas with pop 1000 – 9999

Journey

Journey number, where journey is one or more legs linked by change mode

legno

Number of this leg within journey

numlegs

Total legs in this journey

jdestn

Activity or purpose - same codes as tractiv

jmode

All modes used in this series of change mode trips

jarriv

Arrival time of final leg (hours and decimal fractions of

hours)

jleave

Departure time of first leg (hours and decimal fractions of

hours)

jstart

Activity or purpose at origin of first leg (ie of previous

trip)

jtime

Journey duration