表を表示
| 1970 | 3.4371 Mt | 1989 | 4.1647 Mt | 2008 | 15.38 Mt |
| 1971 | 3.4481 Mt | 1990 | 5.5465 Mt | 2009 | 15.93 Mt |
| 1972 | 3.6481 Mt | 1991 | 4.9434 Mt | 2010 | 16.91 Mt |
| 1973 | 4.7929 Mt | 1992 | 4.6814 Mt | 2011 | 16.24 Mt |
| 1974 | 4.5204 Mt | 1993 | 3.3442 Mt | 2012 | 17.52 Mt |
| 1975 | 3.5354 Mt | 1994 | 4.915 Mt | 2013 | 17.62 Mt |
| 1976 | 3.4187 Mt | 1995 | 4.5979 Mt | 2014 | 18.52 Mt |
| 1977 | 3.562 Mt | 1996 | 4.5318 Mt | 2015 | 21.56 Mt |
| 1978 | 3.235 Mt | 1997 | 5.4796 Mt | 2016 | 23.94 Mt |
| 1979 | 3.3311 Mt | 1998 | 4.9223 Mt | 2017 | 23.66 Mt |
| 1980 | 3.9298 Mt | 1999 | 5.4435 Mt | 2018 | 23.65 Mt |
| 1981 | 3.8171 Mt | 2000 | 6 Mt | 2019 | 23.47 Mt |
| 1982 | 3.9444 Mt | 2001 | 6.5484 Mt | 2020 | 21.67 Mt |
| 1983 | 3.9863 Mt | 2002 | 7.9985 Mt | 2021 | 23.6 Mt |
| 1984 | 3.6194 Mt | 2003 | 8.2143 Mt | 2022 | 21.44 Mt |
| 1985 | 4.2632 Mt | 2004 | 9.2338 Mt | 2023 | 21.7 Mt |
| 1986 | 4.1567 Mt | 2005 | 10.87 Mt | 2024 | 21.87 Mt |
| 1987 | 3.2099 Mt | 2006 | 13.28 Mt | | |
| 1988 | 4.6237 Mt | 2007 | 14.4 Mt | | |
表を表示
| 1970 | 0.29 t | 1989 | 0.19 t | 2008 | 0.46 t |
| 1971 | 0.28 t | 1990 | 0.25 t | 2009 | 0.46 t |
| 1972 | 0.29 t | 1991 | 0.22 t | 2010 | 0.48 t |
| 1973 | 0.37 t | 1992 | 0.2 t | 2011 | 0.45 t |
| 1974 | 0.33 t | 1993 | 0.14 t | 2012 | 0.47 t |
| 1975 | 0.25 t | 1994 | 0.2 t | 2013 | 0.47 t |
| 1976 | 0.23 t | 1995 | 0.19 t | 2014 | 0.48 t |
| 1977 | 0.24 t | 1996 | 0.18 t | 2015 | 0.54 t |
| 1978 | 0.21 t | 1997 | 0.21 t | 2016 | 0.58 t |
| 1979 | 0.2 t | 1998 | 0.19 t | 2017 | 0.55 t |
| 1980 | 0.23 t | 1999 | 0.2 t | 2018 | 0.53 t |
| 1981 | 0.21 t | 2000 | 0.22 t | 2019 | 0.52 t |
| 1982 | 0.21 t | 2001 | 0.23 t | 2020 | 0.46 t |
| 1983 | 0.21 t | 2002 | 0.27 t | 2021 | 0.49 t |
| 1984 | 0.19 t | 2003 | 0.27 t | 2022 | 0.43 t |
| 1985 | 0.21 t | 2004 | 0.3 t | 2023 | 0.43 t |
| 1986 | 0.2 t | 2005 | 0.35 t | 2024 | 0.43 t |
| 1987 | 0.16 t | 2006 | 0.42 t | | |
| 1988 | 0.22 t | 2007 | 0.44 t | | |