Network reliability : Speed and variance of travel time

NR003 Percentage variability of travel time (road, rail, maritime, aviation)

Series Data

Percentage variability of road travel time
20062007200820092010
Auckland AM Peak20%22%21%23%20%
Auckland Interpeak16%13%12%15%12%
Auckland PM Peak31%33%36%36%34%
Auckland All Day23%24%24%26%23%
Tauranga AM Peak11%11%12%10%9%
Tauranga Interpeak9%9%9%9%9%
Tauranga PM Peak16%16%17%12%12%
Tauranga All Day12%12%13%10%10%
Wellington AM Peak26%19%20%21%21%
Wellington Interpeak8%11%8%8%7%
Wellington PM Peak22%20%26%27%19%
Wellington All Day20%18%19%20%17%
Christchurch AM Peak19%17%14%15%17%
Christchurch Interpeak15%12%11%11%11%
Christchurch PM Peak18%19%16%15%16%
Christchurch All Day18%16%14%14%15%
Hamilton AM Peak17%13%
Hamilton Interpeak10%9%
Hamilton PM Peak18%14%
Hamilton All Day16%12%
Full range of data available in CSV download Download: CSV iconPercentage variability of road.. (CSV, 1 KB)

Graphical Data

Auckland variability of travel time

Auckland variability of travel time


Auckland variability of travel time
Download: Graph icon Auckland variability of travel.. Image (PNG, 12 KB)

Tauranga variability of travel time

Tauranga variability of travel time


Tauranga variability of travel time
Download: Graph icon Tauranga variability of travel.. Image (PNG, 13 KB)

Wellington variability of travel time

Wellington variability of travel time


Wellington variability of travel time
Download: Graph icon Wellington variability of trav.. Image (PNG, 11 KB)

Christchurch variability of travel time

Christchurch variability of travel time


Christchurch variability of travel time
Download: Graph icon Christchurch variability of tr.. Image (PNG, 13 KB)

Metadata

Indicator name Percentage variability of travel time (road, rail, maritime, aviation)
Key reference number NR003
Definition of indicator Percentage of journey that are within +/- one standard deviation of mean travel time for a route for a particular time period (road, rail, maritime, aviation)
Export date 14/04/2011
Core indicator information
Nature of data Quantitative
Data source Road: Travel Time Survey -NZ Transport Agency
Public Transport: Various regional and city councils
Frequency Three peak travel time periods each day, on five consecutive week-days, during twice a year, but once a year in Christchurch
Disaggregation Auckland, Wellington, Tauranga, Christchurch and Hamilton
Timeliness Yearly
Quality of the data Reliable
Availability of forecast data Yes