Figure 6,,,,,,,,, Percentage of Pre and Post 9/11 Long-Distance Trips by Mode for International Travel,,,,,,,,, Mode,Air,POV,All modes,,,,,, Pre 9/11,16.4%,1.4%,2.6%,,,,,, Post 9/11,11.7%,0.8%,1.7%,,,,,, "SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, NHTS 2001 Long Distance Pre-9/11 and Post-9/11 Files.",,,,,,,,,