(Hours per year)
|1995 delay per peak traveler||2005 delay per peak traveler||Percentage change 1995-2005||Annual growth rate 1995-2005|
|Very large areas||43||54||25.6||2.3|
|1995 cost per peak traveler||2005 cost per peak traveler||Percentage change 1995-2005||Annual growth rate 1995-2005|
|Very large areas||620||1,014||63.5||5.0|
a A peak traveler is estimated to travel from 6:00 a.m. to 9:00 a.m. and 4:00 p.m. to 7:00 p.m.
Very large = over 3 million population (e.g., New York-Northern New Jersey).
Large = 1 million-3 million population (e.g., San Diego).
Medium = selected areas with 500,000-1 million population (e.g., Charlotte).
Small = selected areas under 500,000 population (e.g., Colorado Springs).
Note: See Glossary for definitions of delay and congestion cost.
Source: Texas Transportation Institute, 2007 Urban Mobility Report, Tables by Population Groups, available at http://mobility.tamu.edu/ums/congestion_data/ as of September 2007.