表を表示
| 1970 | 0.1536 Mt | 1989 | 2.3856 Mt | 2008 | 4.5094 Mt |
| 1971 | 0.1537 Mt | 1990 | 2.823 Mt | 2009 | 4.1279 Mt |
| 1972 | 0.1972 Mt | 1991 | 2.7922 Mt | 2010 | 3.3822 Mt |
| 1973 | 0.2625 Mt | 1992 | 3.3976 Mt | 2011 | 4.0133 Mt |
| 1974 | 0.4534 Mt | 1993 | 3.3509 Mt | 2012 | 3.5247 Mt |
| 1975 | 0.5608 Mt | 1994 | 3.2127 Mt | 2013 | 5.5218 Mt |
| 1976 | 0.8181 Mt | 1995 | 3.3417 Mt | 2014 | 7.1481 Mt |
| 1977 | 0.9337 Mt | 1996 | 3.0122 Mt | 2015 | 7.091 Mt |
| 1978 | 1.0548 Mt | 1997 | 3.2158 Mt | 2016 | 6.7524 Mt |
| 1979 | 1.2009 Mt | 1998 | 3.8274 Mt | 2017 | 7.4408 Mt |
| 1980 | 1.2681 Mt | 1999 | 4.0332 Mt | 2018 | 8.2088 Mt |
| 1981 | 1.386 Mt | 2000 | 4.0996 Mt | 2019 | 7.342 Mt |
| 1982 | 1.4462 Mt | 2001 | 3.9558 Mt | 2020 | 6.0919 Mt |
| 1983 | 1.4171 Mt | 2002 | 4.1754 Mt | 2021 | 6.5464 Mt |
| 1984 | 1.4121 Mt | 2003 | 4.1354 Mt | 2022 | 6.8377 Mt |
| 1985 | 1.5115 Mt | 2004 | 4.0534 Mt | 2023 | 6.7207 Mt |
| 1986 | 1.7384 Mt | 2005 | 4.3907 Mt | 2024 | 6.9016 Mt |
| 1987 | 1.804 Mt | 2006 | 4.1486 Mt | | |
| 1988 | 2.1645 Mt | 2007 | 4.4229 Mt | | |
表を表示
| 1970 | 0.26 t | 1989 | 1.88 t | 2008 | 2.31 t |
| 1971 | 0.26 t | 1990 | 2.16 t | 2009 | 2.07 t |
| 1972 | 0.32 t | 1991 | 2.08 t | 2010 | 1.66 t |
| 1973 | 0.4 t | 1992 | 2.46 t | 2011 | 1.94 t |
| 1974 | 0.66 t | 1993 | 2.36 t | 2012 | 1.67 t |
| 1975 | 0.78 t | 1994 | 2.2 t | 2013 | 2.58 t |
| 1976 | 1.08 t | 1995 | 2.23 t | 2014 | 3.29 t |
| 1977 | 1.17 t | 1996 | 1.96 t | 2015 | 3.22 t |
| 1978 | 1.24 t | 1997 | 2.05 t | 2016 | 3.02 t |
| 1979 | 1.33 t | 1998 | 2.38 t | 2017 | 3.28 t |
| 1980 | 1.35 t | 1999 | 2.46 t | 2018 | 3.57 t |
| 1981 | 1.43 t | 2000 | 2.44 t | 2019 | 3.15 t |
| 1982 | 1.43 t | 2001 | 2.31 t | 2020 | 2.57 t |
| 1983 | 1.35 t | 2002 | 2.39 t | 2021 | 2.73 t |
| 1984 | 1.3 t | 2003 | 2.33 t | 2022 | 2.8 t |
| 1985 | 1.35 t | 2004 | 2.24 t | 2023 | 2.71 t |
| 1986 | 1.5 t | 2005 | 2.39 t | 2024 | 2.74 t |
| 1987 | 1.5 t | 2006 | 2.21 t | | |
| 1988 | 1.75 t | 2007 | 2.31 t | | |