表を表示
| 1970 | 20.16 Mt | 1989 | 77.33 Mt | 2008 | 238.97 Mt |
| 1971 | 20.24 Mt | 1990 | 95.39 Mt | 2009 | 232.02 Mt |
| 1972 | 22.69 Mt | 1991 | 104.01 Mt | 2010 | 246.36 Mt |
| 1973 | 25.31 Mt | 1992 | 114.03 Mt | 2011 | 246.75 Mt |
| 1974 | 25.29 Mt | 1993 | 129.44 Mt | 2012 | 264.8 Mt |
| 1975 | 25.9 Mt | 1994 | 144.41 Mt | 2013 | 275.96 Mt |
| 1976 | 29.31 Mt | 1995 | 163.55 Mt | 2014 | 272.52 Mt |
| 1977 | 32.18 Mt | 1996 | 183.89 Mt | 2015 | 281.47 Mt |
| 1978 | 35.46 Mt | 1997 | 187.41 Mt | 2016 | 277.76 Mt |
| 1979 | 37.59 Mt | 1998 | 167.03 Mt | 2017 | 281.08 Mt |
| 1980 | 39.2 Mt | 1999 | 174.55 Mt | 2018 | 276.65 Mt |
| 1981 | 38.62 Mt | 2000 | 174.84 Mt | 2019 | 286.47 Mt |
| 1982 | 37.45 Mt | 2001 | 183.53 Mt | 2020 | 275.63 Mt |
| 1983 | 41.42 Mt | 2002 | 195.07 Mt | 2021 | 268.58 Mt |
| 1984 | 44.71 Mt | 2003 | 202.93 Mt | 2022 | 284.31 Mt |
| 1985 | 48.75 Mt | 2004 | 221.14 Mt | 2023 | 275.03 Mt |
| 1986 | 50.39 Mt | 2005 | 229.22 Mt | 2024 | 283.81 Mt |
| 1987 | 58.16 Mt | 2006 | 232.85 Mt | | |
| 1988 | 66.17 Mt | 2007 | 237.86 Mt | | |
表を表示
| 1970 | 0.56 t | 1989 | 1.44 t | 2008 | 3.53 t |
| 1971 | 0.55 t | 1990 | 1.74 t | 2009 | 3.41 t |
| 1972 | 0.6 t | 1991 | 1.87 t | 2010 | 3.59 t |
| 1973 | 0.65 t | 1992 | 2.02 t | 2011 | 3.58 t |
| 1974 | 0.63 t | 1993 | 2.25 t | 2012 | 3.81 t |
| 1975 | 0.63 t | 1994 | 2.48 t | 2013 | 3.95 t |
| 1976 | 0.7 t | 1995 | 2.77 t | 2014 | 3.88 t |
| 1977 | 0.75 t | 1996 | 3.07 t | 2015 | 3.99 t |
| 1978 | 0.81 t | 1997 | 3.09 t | 2016 | 3.92 t |
| 1979 | 0.84 t | 1998 | 2.71 t | 2017 | 3.95 t |
| 1980 | 0.86 t | 1999 | 2.8 t | 2018 | 3.88 t |
| 1981 | 0.83 t | 2000 | 2.77 t | 2019 | 4.01 t |
| 1982 | 0.79 t | 2001 | 2.88 t | 2020 | 3.85 t |
| 1983 | 0.86 t | 2002 | 3.04 t | 2021 | 3.74 t |
| 1984 | 0.91 t | 2003 | 3.13 t | 2022 | 3.96 t |
| 1985 | 0.97 t | 2004 | 3.38 t | 2023 | 3.84 t |
| 1986 | 0.98 t | 2005 | 3.47 t | 2024 | 3.96 t |
| 1987 | 1.12 t | 2006 | 3.5 t | | |
| 1988 | 1.25 t | 2007 | 3.54 t | | |