| 年份 | 單位：億美元 |
| 含“(E)”其對應值為系統預測，僅供參考。 | |
| 2025（E） | 購買后可見 ? |
| 2024（E） | 購買后可見 ? |
| 2023（E） | 購買后可見 ? |
| 2022 | 購買后可見 ? |
| 2021 | 購買后可見 ? |
| 2020 | 購買后可見 ? |
| 2019 | 購買后可見 ? |
| 2018 | 購買后可見 ? |
| 2017 | 購買后可見 ? |
| 2016 | 購買后可見 ? |
| 2015 | 購買后可見 ? |
| 2014 | 購買后可見 ? |
| 2013 | 購買后可見 ? |
| 2012 | 18178.30 |
| 2011 | 17434.60 |
| 2010 | 13962.44 |
| 2009 | 10059.23 |
| 2008 | 11325.67 |
| 2007 | 9561.16 |
| 2006 | 7914.61 |
| 2005 | 6599.50 |
| 2004 | 5612.30 |
| 2003 | 4127.60 |
| 2002 | 2951.70 |
| 2001 | 2435.50 |
| 2000 | 2250.90 |
| 1999 | 1657.00 |
| 1998 | 1402.40 |
| 1997 | 1423.70 |
| 1996 | 1388.30 |
| 1995 | 1320.80 |
| 1994 | 1156.10 |
| 1993 | 1039.60 |
| 1992 | 805.90 |
| 1991 | 637.90 |
| 1990 | 533.50 |
| 1989 | 591.40 |
| 1988 | 552.70 |
| 1987 | 432.10 |
| 1986 | 429.10 |
| 1985 | 422.50 |
| 1984 | 274.10 |
| 1983 | 213.90 |
| 1982 | 192.90 |
| 1981 | 220.20 |
| 1980 | 200.20 |
| 1979 | 156.70 |
| 1978 | 108.90 |
| 1977 | 72.10 |
| 1976 | 65.80 |
| 1975 | 74.90 |
| 1974 | 76.20 |
| 1973 | 51.60 |
| 1972 | 28.60 |
| 1971 | 22.00 |
| 1970 | 23.30 |
| 1969 | 18.30 |
| 1968 | 19.50 |
| 1967 | 20.20 |
| 1966 | 22.50 |
| 1965 | 20.20 |
| 1964 | 15.50 |
| 1963 | 12.70 |
| 1962 | 11.70 |
| 1961 | 14.50 |
| 1960 | 19.50 |
| 1959 | 21.20 |
| 1958 | 18.90 |
| 1957 | 15.00 |
| 1956 | 15.60 |
| 1955 | 17.30 |
| 1954 | 12.90 |
| 1953 | 13.50 |
| 1952 | 11.20 |
| 1951 | 12.00 |
| 1950 | 5.80 |
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