表を表示
| 1970 | 59.32 Mt | 1989 | 99.6 Mt | 2008 | 164.1 Mt |
| 1971 | 57.94 Mt | 1990 | 102.58 Mt | 2009 | 165.25 Mt |
| 1972 | 59.53 Mt | 1991 | 105.38 Mt | 2010 | 176.79 Mt |
| 1973 | 67.22 Mt | 1992 | 106.22 Mt | 2011 | 172.96 Mt |
| 1974 | 66.2 Mt | 1993 | 110.19 Mt | 2012 | 193.79 Mt |
| 1975 | 62.6 Mt | 1994 | 122.55 Mt | 2013 | 192.97 Mt |
| 1976 | 66.02 Mt | 1995 | 119.92 Mt | 2014 | 191.92 Mt |
| 1977 | 67.84 Mt | 1996 | 133.45 Mt | 2015 | 175.93 Mt |
| 1978 | 73.01 Mt | 1997 | 133.82 Mt | 2016 | 162.94 Mt |
| 1979 | 82.6 Mt | 1998 | 135.56 Mt | 2017 | 151.96 Mt |
| 1980 | 90.61 Mt | 1999 | 131.93 Mt | 2018 | 137.79 Mt |
| 1981 | 91.1 Mt | 2000 | 137.75 Mt | 2019 | 120.37 Mt |
| 1982 | 92.96 Mt | 2001 | 143.28 Mt | 2020 | 76.67 Mt |
| 1983 | 90.82 Mt | 2002 | 148.1 Mt | 2021 | 75.87 Mt |
| 1984 | 94.24 Mt | 2003 | 143 Mt | 2022 | 92 Mt |
| 1985 | 92.07 Mt | 2004 | 149.7 Mt | 2023 | 96.39 Mt |
| 1986 | 92.57 Mt | 2005 | 155.94 Mt | 2024 | 96.41 Mt |
| 1987 | 97.17 Mt | 2006 | 158.98 Mt | | |
| 1988 | 93.53 Mt | 2007 | 155.97 Mt | | |
表を表示
| 1970 | 5.21 t | 1989 | 5.15 t | 2008 | 5.85 t |
| 1971 | 4.93 t | 1990 | 5.17 t | 2009 | 5.81 t |
| 1972 | 4.92 t | 1991 | 5.19 t | 2010 | 6.14 t |
| 1973 | 5.39 t | 1992 | 5.11 t | 2011 | 5.93 t |
| 1974 | 5.16 t | 1993 | 5.18 t | 2012 | 6.56 t |
| 1975 | 4.74 t | 1994 | 5.64 t | 2013 | 6.45 t |
| 1976 | 4.85 t | 1995 | 5.4 t | 2014 | 6.34 t |
| 1977 | 4.84 t | 1996 | 5.89 t | 2015 | 5.75 t |
| 1978 | 5.06 t | 1997 | 5.79 t | 2016 | 5.3 t |
| 1979 | 5.57 t | 1998 | 5.74 t | 2017 | 4.97 t |
| 1980 | 5.94 t | 1999 | 5.48 t | 2018 | 4.62 t |
| 1981 | 5.81 t | 2000 | 5.62 t | 2019 | 4.16 t |
| 1982 | 5.77 t | 2001 | 5.74 t | 2020 | 2.7 t |
| 1983 | 5.48 t | 2002 | 5.82 t | 2021 | 2.69 t |
| 1984 | 5.54 t | 2003 | 5.52 t | 2022 | 3.26 t |
| 1985 | 5.27 t | 2004 | 5.68 t | 2023 | 3.41 t |
| 1986 | 5.16 t | 2005 | 5.82 t | 2024 | 3.39 t |
| 1987 | 5.28 t | 2006 | 5.84 t | | |
| 1988 | 4.96 t | 2007 | 5.64 t | | |