Figure 5-21 Changes in the Energy Intensiveness of U.S. Passenger Travel: 1975, 1990, and 1997

Figure 5-21
Changes in the Energy Intensiveness of U.S. Passenger Travel: 1975, 1990, and 1997

Figure 5-21. Changes in the Energy Intensiveness of U.S. Passenger Travel: 1975, 1990, and 1997. If you are a user with a disability and cannot view this image, please call 800-853-1351 or email answers@bts.gov for further assistance.

Note: 1975 Passenger bus data are not available.

Source: U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics 1999, BTS99-04 (Washington, DC: 1999), p. 309.