Table 5-4 Transportation Energy Use by Mode: 1960-97 (Trillions of Btu)

Table 5-4
Transportation Energy Use by Mode: 1960-97 (Trillions of Btu)

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  1960 1970 1980 1990 1997
Air 293
1,155
14.7%
1,394
1.9%
1,811
2.6%
1,965
0.7%
Rail 480 492
0.2%
551
1.2%
445
-2.1%
507
1.9%
Water 701 753
0.7%
1,677
**
1,396
-1.8%
1,230
- 0.9%
Pipeline* 358 745
7.6%
654
-1.3%
680
0.4%
775
1.3%
Transit 55 70
-1.3%
111
2.4%
117
4.8%
122
0.9%
Highway 5,261 11,707
8.3%
14,657
2.3%
16,692
1.3%
19,215
2.0%

* Pipelines include natural gas only. Crude oil pipeline energy use not shown here.

** The source of water data changed between 1980 and 1990, making these estimates non comparable.

Source: U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics 1999, BTS99-04 (Washington, DC: 1999), pp. 291-292.