| 年份 | 中国支出占GDP比重 | 美国支出占GDP比重 |
|---|---|---|
| 2021 | 31.35% | |
| 2020 | 32.19% | |
| 2019 | 22.73% | |
| 2018 | 22.32% | |
| 2017 | 22.31% | |
| 2016 | 8.57% | 22.57% |
| 2015 | 16.50% | 22.50% |
| 2014 | 16.30% | 22.70% |
| 2013 | 12.08% | 22.94% |
| 2012 | 23.91% | |
| 2011 | 25.35% | |
| 2010 | 26.05% | |
| 2009 | 25.58% | |
| 2008 | 22.79% | |
| 2007 | 20.86% | |
| 2006 | 20.60% | |
| 2005 | 20.75% | |
| 2004 | 20.45% | |
| 2003 | 20.66% | |
|
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| 2002 | 20.08% | |
| 2001 | 19.51% | |
| 2000 | 17.93% | |
| 1999 | 18.10% | |
| 1998 | 18.72% | |
| 1997 | 19.39% | |
| 1996 | 20.01% | |
| 1995 | 20.53% | |
| 1994 | 20.73% | |
| 1993 | 21.42% | |
| 1992 | 21.82% | |
| 1991 | 22.88% | |
| 1990 | 21.56% | |
| 1989 | 20.86% | |
| 1988 | 21.03% | |
| 1987 | 21.37% | |
| 1986 | 22.23% | |
| 1985 | 22.17% | |
| 1984 | 21.47% | |
| 1983 | 22.80% | |
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| 1982 | 22.46% | |
| 1981 | 21.00% | |
| 1980 | 20.54% | |
| 1979 | 18.92% | |
| 1978 | 19.12% | |
| 1977 | 19.60% | |
| 1976 | 19.73% | |
| 1975 | 19.47% | |
| 1974 | 17.88% | |
| 1973 | 17.90% | |
| 1972 | 17.80% | |