Table 13 Share of Transportation Expenditure by Mode

Percent

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	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005	2006	2007
Total	100.00	100.00	100.00	100.00	100.00	100.00	100.00	100.00	100.00	100.00	100.00	100.00	100.00
Highway	62.88	63.53	63.09	63.58	61.57	64.34	60.19	59.73	58.22	58.94	60.61	61.27	51.53
Transit	17.77	17.51	17.86	17.73	21.48	18.69	18.46	18.59	17.42	18.78	17.24	17.14	21.99
Railroads	0.73	0.69	0.75	0.67	0.25	0.42	0.36	0.59	0.52	0.65	0.61	0.60	0.69
Air	13.44	13.26	13.27	13.29	12.10	12.09	15.55	16.54	14.36	16.49	16.81	16.28	19.75
Water	4.62	4.51	4.56	4.34	4.22	4.10	5.03	3.59	4.95	4.59	4.24	4.23	5.44
Pipeline	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.02	0.03	0.03	0.03	0.04	0.04
General Support	0.54	0.48	0.45	0.37	0.35	0.35	0.40	0.94	4.51	0.52	0.47	0.43	0.55

Note: Local government outlays for highway are not included in 2007.

Sources:
Executive Office of the President of the United States, Office of Management and Budget (OMB), "Budget of the United States Government: Appendix," Washington, D.C., annual issues, available at http://www.gpoaccess.gov/usbudget/browse.html as of September, 2009.

Executive Office of the President of the United States, Office of Management and Budget, "Budget of the United States Government: Analytical Perspective, Detailed Functional Tables, Washington, D.C., Annual issues, available at http://www.gpoaccess.gov/usbudget/browse.html as of September 2009.

U.S. Department of Transportation (USDOT), Federal Highway Administration (FHWA), "Highway Statistics," Washington, D.C., Annual issues, available at http://www.fhwa.dot.gov/policy/ohpi/hss/hsspubs.htm, as of September 2009.
U.S. Department of Commerce, Census Bureau, "State and Local Government Finances," Washington, D.C., Annual issues, available at http://www.census.gov/govs/www/estimate.html as of September 2009.

U.S. Department of Transportation (USDOT), Federal Transit Administration (FTA), "National Transit Database (NTD)," Washington, D.C., Annual issues, available at http://www.ntdprogram.gov/ntdprogram/data.htm as of October 2009.