表を表示
| 1970 | 0.2134 Mt | 1989 | 0.4152 Mt | 2008 | 4.0975 Mt |
| 1971 | 0.2164 Mt | 1990 | 0.4298 Mt | 2009 | 4.8779 Mt |
| 1972 | 0.2326 Mt | 1991 | 0.4739 Mt | 2010 | 5.1593 Mt |
| 1973 | 0.2835 Mt | 1992 | 0.5193 Mt | 2011 | 5.3651 Mt |
| 1974 | 0.3215 Mt | 1993 | 0.5255 Mt | 2012 | 5.6329 Mt |
| 1975 | 0.2721 Mt | 1994 | 0.5402 Mt | 2013 | 5.6951 Mt |
| 1976 | 0.2686 Mt | 1995 | 1.5014 Mt | 2014 | 7.0334 Mt |
| 1977 | 0.2811 Mt | 1996 | 1.6667 Mt | 2015 | 8.5196 Mt |
| 1978 | 0.2591 Mt | 1997 | 1.7796 Mt | 2016 | 10.6 Mt |
| 1979 | 0.2717 Mt | 1998 | 1.9942 Mt | 2017 | 11.83 Mt |
| 1980 | 0.2915 Mt | 1999 | 1.9427 Mt | 2018 | 12.31 Mt |
| 1981 | 0.3034 Mt | 2000 | 2.0014 Mt | 2019 | 15.71 Mt |
| 1982 | 0.3279 Mt | 2001 | 2.1876 Mt | 2020 | 18.63 Mt |
| 1983 | 0.367 Mt | 2002 | 2.2479 Mt | 2021 | 18.48 Mt |
| 1984 | 0.3673 Mt | 2003 | 2.4181 Mt | 2022 | 18.38 Mt |
| 1985 | 0.4045 Mt | 2004 | 2.4195 Mt | 2023 | 18.92 Mt |
| 1986 | 0.3521 Mt | 2005 | 2.7013 Mt | 2024 | 19.44 Mt |
| 1987 | 0.399 Mt | 2006 | 3.0079 Mt | | |
| 1988 | 0.4295 Mt | 2007 | 3.6974 Mt | | |
表を表示
| 1970 | 0.03 t | 1989 | 0.06 t | 2008 | 0.29 t |
| 1971 | 0.03 t | 1990 | 0.06 t | 2009 | 0.34 t |
| 1972 | 0.03 t | 1991 | 0.06 t | 2010 | 0.36 t |
| 1973 | 0.04 t | 1992 | 0.06 t | 2011 | 0.36 t |
| 1974 | 0.05 t | 1993 | 0.06 t | 2012 | 0.38 t |
| 1975 | 0.04 t | 1994 | 0.06 t | 2013 | 0.38 t |
| 1976 | 0.04 t | 1995 | 0.15 t | 2014 | 0.46 t |
| 1977 | 0.05 t | 1996 | 0.15 t | 2015 | 0.55 t |
| 1978 | 0.05 t | 1997 | 0.15 t | 2016 | 0.67 t |
| 1979 | 0.05 t | 1998 | 0.17 t | 2017 | 0.74 t |
| 1980 | 0.06 t | 1999 | 0.16 t | 2018 | 0.76 t |
| 1981 | 0.06 t | 2000 | 0.16 t | 2019 | 0.95 t |
| 1982 | 0.06 t | 2001 | 0.17 t | 2020 | 1.11 t |
| 1983 | 0.07 t | 2002 | 0.17 t | 2021 | 1.09 t |
| 1984 | 0.06 t | 2003 | 0.19 t | 2022 | 1.07 t |
| 1985 | 0.07 t | 2004 | 0.18 t | 2023 | 1.09 t |
| 1986 | 0.06 t | 2005 | 0.2 t | 2024 | 1.1 t |
| 1987 | 0.06 t | 2006 | 0.22 t | | |
| 1988 | 0.06 t | 2007 | 0.27 t | | |