Public spending on infrastructure has been falling: Public spending on transportation and water infrastructure as a share of GDP, 1956–2014
| Total public spending | Federal government | State and local governments | |
|---|---|---|---|
| 1956 | 2.54% | 0.41% | 2.10% |
| 1957 | 2.69% | 0.47% | 2.19% |
| 1958 | 2.85% | 0.60% | 2.23% |
| 1959 | 3.02% | 0.86% | 2.11% |
| 1960 | 2.88% | 0.91% | 1.94% |
| 1961 | 2.97% | 0.87% | 2.07% |
| 1962 | 2.90% | 0.85% | 2.00% |
| 1963 | 2.96% | 0.87% | 2.05% |
| 1964 | 2.89% | 0.91% | 1.92% |
| 1965 | 2.83% | 0.92% | 1.85% |
| 1966 | 2.75% | 0.86% | 1.83% |
| 1967 | 2.75% | 0.83% | 1.87% |
| 1968 | 2.67% | 0.80% | 1.81% |
| 1969 | 2.64% | 0.76% | 1.83% |
| 1970 | 2.66% | 0.76% | 1.86% |
| 1971 | 2.78% | 0.82% | 1.90% |
| 1972 | 2.75% | 0.78% | 1.90% |
| 1973 | 2.58% | 0.77% | 1.73% |
| 1974 | 2.54% | 0.79% | 1.70% |
| 1975 | 2.76% | 0.87% | 1.83% |
| 1976 | 2.70% | 0.97% | 1.65% |
| 1977 | 2.59% | 1.00% | 1.53% |
| 1978 | 2.50% | 0.91% | 1.51% |
| 1979 | 2.59% | 0.93% | 1.59% |
| 1980 | 2.72% | 1.03% | 1.64% |
| 1981 | 2.66% | 0.96% | 1.63% |
| 1982 | 2.53% | 0.82% | 1.69% |
| 1983 | 2.49% | 0.74% | 1.69% |
| 1984 | 2.40% | 0.72% | 1.62% |
| 1985 | 2.43% | 0.72% | 1.66% |
| 1986 | 2.48% | 0.72% | 1.73% |
| 1987 | 2.51% | 0.62% | 1.85% |
| 1988 | 2.50% | 0.61% | 1.84% |
| 1989 | 2.45% | 0.57% | 1.83% |
| 1990 | 2.47% | 0.58% | 1.85% |
| 1991 | 2.52% | 0.59% | 1.92% |
| 1992 | 2.51% | 0.59% | 1.88% |
| 1993 | 2.46% | 0.58% | 1.85% |
| 1994 | 2.47% | 0.58% | 1.85% |
| 1995 | 2.46% | 0.58% | 1.86% |
| 1996 | 2.41% | 0.55% | 1.83% |
| 1997 | 2.38% | 0.53% | 1.82% |
| 1998 | 2.35% | 0.52% | 1.80% |
| 1999 | 2.36% | 0.53% | 1.80% |
| 2000 | 2.37% | 0.54% | 1.80% |
| 2001 | 2.47% | 0.61% | 1.84% |
| 2002 | 2.54% | 0.64% | 1.89% |
| 2003 | 2.54% | 0.60% | 1.91% |
| 2004 | 2.44% | 0.56% | 1.84% |
| 2005 | 2.39% | 0.55% | 1.80% |
| 2006 | 2.40% | 0.55% | 1.82% |
| 2007 | 2.45% | 0.53% | 1.89% |
| 2008 | 2.54% | 0.55% | 1.97% |
| 2009 | 2.69% | 0.61% | 2.10% |
| 2010 | 2.69% | 0.67% | 2.00% |
| 2011 | 2.58% | 0.64% | 1.92% |
| 2012 | 2.49% | 0.61% | 1.86% |
| 2013 | 2.44% | 0.57% | 1.85% |
| 2014 | 2.42% | 0.55% | 1.84% |
Note: GDP = gross domestic product.
Source: Congressional Budget Office (CBO 2015) analysis based on data from the Office of Management and Budget, the Census Bureau, and the Bureau of Economic Analysis