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Table 4-24:
Energy Intensity of Transit Motor Buses
Excel | CSV
| 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 |
2,221 |
2,245 |
2,175 |
2,276 |
2,315 |
2,377 |
2,411 |
2,421 |
2,471 |
(R)
2,485 |
2,495 |
| Passenger-miles
(millions) |
N |
N |
N |
N |
21,800 |
21,200 |
20,981 |
21,090 |
20,336 |
20,247 |
18,832 |
18,818 |
19,096 |
19,604 |
20,360 |
21,205 |
21,241 |
22,022 |
21,841 |
21,262 |
21,377 |
21,825 |
(P)
22,821 |
| Fuel
consumed (million gallons diesel) |
208 |
248 |
271 |
365 |
431 |
518 |
563 |
573 |
592 |
576 |
565 |
564 |
578 |
598 |
607 |
618 |
635 |
587 |
559 |
539 |
550 |
534 |
537 |
| Energy
intensity (Btu / passenger-mile) |
N |
N |
N |
N |
2,742 |
3,389 |
3,723 |
3,767 |
4,038 |
3,944 |
4,162 |
4,155 |
4,196 |
4,228 |
4,133 |
4,044 |
4,147 |
3,698 |
3,550 |
3,514 |
3,572 |
(R) 3,392 |
3,262 |
Key: Btu = British thermal unit; N = data do not
exist; P= Preliminary; R = Revised.
NOTE
Heat
equivalent factor used for Btu is 138,700 Btu/gallon.
SOURCE
American Public Transportation Association, 2008 Public Transportation Fact Book (Washington, DC: 2007), tables 6, 10, 28, and similar tables in earlier editions,
available at http://www.apta.com/ as of December 2008.
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