ARIZONA 1990 2000      
COMMUTING TO WORK NUMBER PERCENT NUMBER PERCENT Change in Mode Split % Net Change PCT Change in Total Number
       Workers 16 years and over      1,600,604 100.0% 2,210,395 100.0% 0.0% 609,791 38.1%
Car, truck, or van - - drove alone      1,178,320 73.6% 1,638,752 74.1% 0.5% 460,432 39.1%
Car, truck, or van - - carpooled         239,083 14.9% 340,447 15.4% 0.5% 101,364 42.4%
Public transportation (including taxicab)           32,856 2.1% 41,105 1.9% -0.2% 8,249 25.1%
Walked           54,648 3.4% 58,015 2.6% -0.8% 3,367 6.2%
Other means           47,621 3.0% 50,918 2.3% -0.7% 3,297 6.9%
Worked at home           48,076 3.0% 81,158 3.7% 0.7% 33,082 68.8%
Mean travel time to work (minutes) 21.6 (X) 24.9 (X)   3.3 15.3%
Source: Census 2000  - http://www.census.gov/census2000/states/az.html