Table 4-24: Energy Intensity of Transit Motor Buses
Table 4-24: Energy Intensity of Transit Motor Buses
1960 | 1965 | 1970 | 1975 | 1980 | 1985 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Vehicle-miles (millions) | 1,576 | 1,528 | 1,409 | 1,526 | 1,677 | 1,863 | 2,130 | 2,167 | 2,178 | 2,210 | 2,162 | 2,184 | 2,165 | 2,307 | 2,291 | 2,276 |
Passenger-miles (millions) | N | N | N | N | 21,800 | 21,200 | 21,000 | 21,100 | 20,300 | 20,200 | 18,800 | 18,800 | 19,100 | 20,400 | 20,603 | 21,205 |
Fuel consumed (million gallons diesel) | 208 | 248 | 271 | 365 | 431 | 518 | 563 | 573 | 592 | 576 | 565 | 564 | R578 | 597 | R607 | 618 |
Energy intensity (Btu/passenger-mile) | N | N | N | N | 2,742 | 3,389 | 3,718 | 3,767 | 4,045 | R3,955 | R4,168 | 4,161 | R4,197 | 4,059 | R4,086 | 4,042 |
KEY: Btu = British thermal unit; N = data do not exist; R = revised.
NOTES: Heat equivalent factor used for Btu conversion is 138,700 Btu/gallon.
In January 2000, the American Public Transit Association changed its name to the American Public Transportation Association. The Transit Fact Book is now refered to as the Public Transportation Fact Book.
SOURCE: American Public Transportation Association, Public Transportation Fact Book (Washington, DC: March 2001), tables 65 and 79, and similar tables in earlier editions of the Transit Fact Book.