表を表示
| 1970 | 54.01 Mt | 1989 | 117.86 Mt | 2008 | 137.29 Mt |
| 1971 | 54.28 Mt | 1990 | 127.85 Mt | 2009 | 124.51 Mt |
| 1972 | 57.33 Mt | 1991 | 128.12 Mt | 2010 | 135.8 Mt |
| 1973 | 60.65 Mt | 1992 | 119.47 Mt | 2011 | 138.68 Mt |
| 1974 | 64.27 Mt | 1993 | 119.28 Mt | 2012 | 123.19 Mt |
| 1975 | 70.99 Mt | 1994 | 113.67 Mt | 2013 | 121.42 Mt |
| 1976 | 71.81 Mt | 1995 | 104.91 Mt | 2014 | 113.16 Mt |
| 1977 | 74.55 Mt | 1996 | 108.13 Mt | 2015 | 107.55 Mt |
| 1978 | 78.58 Mt | 1997 | 108.01 Mt | 2016 | 114.01 Mt |
| 1979 | 81.37 Mt | 1998 | 123.43 Mt | 2017 | 118.27 Mt |
| 1980 | 87.65 Mt | 1999 | 124.23 Mt | 2018 | 112.79 Mt |
| 1981 | 90.88 Mt | 2000 | 131.52 Mt | 2019 | 115.12 Mt |
| 1982 | 94.05 Mt | 2001 | 132.63 Mt | 2020 | 123.95 Mt |
| 1983 | 97.48 Mt | 2002 | 136.88 Mt | 2021 | 134.36 Mt |
| 1984 | 101.24 Mt | 2003 | 128.97 Mt | 2022 | 128.91 Mt |
| 1985 | 105.13 Mt | 2004 | 132.15 Mt | 2023 | 132.63 Mt |
| 1986 | 109.51 Mt | 2005 | 125.53 Mt | 2024 | 148.54 Mt |
| 1987 | 113.64 Mt | 2006 | 134.42 Mt | | |
| 1988 | 116.41 Mt | 2007 | 131.39 Mt | | |
表を表示
| 1970 | 4.59 t | 1989 | 5.9 t | 2008 | 4.99 t |
| 1971 | 4.48 t | 1990 | 6.25 t | 2009 | 4.46 t |
| 1972 | 4.6 t | 1991 | 6.11 t | 2010 | 4.78 t |
| 1973 | 4.73 t | 1992 | 5.56 t | 2011 | 4.81 t |
| 1974 | 4.87 t | 1993 | 5.42 t | 2012 | 4.21 t |
| 1975 | 5.22 t | 1994 | 5.06 t | 2013 | 4.08 t |
| 1976 | 5.13 t | 1995 | 4.58 t | 2014 | 3.74 t |
| 1977 | 5.17 t | 1996 | 4.63 t | 2015 | 3.5 t |
| 1978 | 5.3 t | 1997 | 4.55 t | 2016 | 3.64 t |
| 1979 | 5.35 t | 1998 | 5.11 t | 2017 | 3.72 t |
| 1980 | 5.61 t | 1999 | 5.08 t | 2018 | 3.48 t |
| 1981 | 5.67 t | 2000 | 5.31 t | 2019 | 3.49 t |
| 1982 | 5.71 t | 2001 | 5.29 t | 2020 | 3.69 t |
| 1983 | 5.77 t | 2002 | 5.39 t | 2021 | 3.92 t |
| 1984 | 5.83 t | 2003 | 5.02 t | 2022 | 3.69 t |
| 1985 | 5.88 t | 2004 | 5.08 t | 2023 | 3.72 t |
| 1986 | 5.95 t | 2005 | 4.76 t | 2024 | 4.09 t |
| 1987 | 6 t | 2006 | 5.03 t | | |
| 1988 | 5.98 t | 2007 | 4.85 t | | |