Figure 5-2
Change in Travel Time Index by Metro Area Population: 1993 and 2003
Excel | CSV |
Table Version
KEY: TTI = Travel Time Index.
NOTE: The TTI is the ratio of peak
period travel time to free-flow travel time. It expresses the average amount
of extra time it takes to travel in the peak period relative to free-flow
travel.
SOURCE: Texas A&M University,
Texas Transportation Institute, 2005 Urban Mobility Report (College Station, TX:
2005), also available at http://tti.tamu.edu/, as of May 2005.
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