| 年份 | 單位：億立方米 |
| 含“(E)”其對應值為系統預測，僅供參考。 | |
| 2027（E） | 購買后可見 ? |
| 2026（E） | 購買后可見 ? |
| 2025（E） | 購買后可見 ? |
| 2024 | 購買后可見 ? |
| 2023 | 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 | 1301.60 |
| 2013 | 1170.46 |
| 2012 | 1072.20 |
| 2011 | 1030.60 |
| 2010 | 948.48 |
| 2009 | 852.69 |
| 2008 | 789.32 |
| 2007 | 692.40 |
| 2006 | 585.53 |
| 2005 | 493.20 |
| 2004 | 414.60 |
| 2003 | 350.15 |
| 2002 | 326.61 |
| 2001 | 303.29 |
| 2000 | 272.00 |
| 1999 | 251.98 |
| 1998 | 232.79 |
| 1997 | 227.03 |
| 1996 | 201.14 |
| 1995 | 179.47 |
| 1994 | 175.59 |
| 1993 | 167.65 |
| 1992 | 157.88 |
| 1991 | 160.73 |
| 1990 | 152.98 |
| 1989 | 150.49 |
| 1988 | 142.60 |
| 1987 | 138.90 |
| 1986 | 137.60 |
| 1985 | 129.30 |
| 1984 | 124.30 |
| 1983 | 122.10 |
| 1982 | 119.30 |
| 1981 | 127.40 |
| 1980 | 142.70 |
| 1979 | 145.10 |
| 1978 | 137.30 |
| 1977 | 121.20 |
| 1976 | 101.00 |
| 1975 | 88.50 |
| 1974 | 75.30 |
| 1973 | 59.80 |
| 1972 | 48.40 |
| 1971 | 37.40 |
| 1970 | 28.70 |
| 1969 | 19.60 |
| 1968 | 14.00 |
| 1967 | 14.60 |
| 1966 | 13.40 |
| 1965 | 11.00 |
| 1964 | 10.60 |
| 1963 | 10.20 |
| 1962 | 12.10 |
| 1961 | 14.70 |
| 1960 | 10.40 |
| 1959 | 2.90 |
| 1958 | 1.10 |
| 1957 | 0.70 |
| 1956 | 0.26 |
| 1955 | 0.17 |
| 1954 | 0.15 |
| 1953 | 0.11 |
| 1952 | 0.08 |
| 1951 | 0.03 |
| 1950 | 0.07 |
| 1949 | 0.07 |
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