Mostrar tabla de datos
| 1970 | 0,6831 Mt | 1989 | 2,3284 Mt | 2008 | 2,7327 Mt |
| 1971 | 0,6831 Mt | 1990 | 2,3219 Mt | 2009 | 2,5185 Mt |
| 1972 | 0,8563 Mt | 1991 | 2,2182 Mt | 2010 | 2,5947 Mt |
| 1973 | 0,8224 Mt | 1992 | 2,176 Mt | 2011 | 2,5818 Mt |
| 1974 | 0,7531 Mt | 1993 | 2,8133 Mt | 2012 | 2,7244 Mt |
| 1975 | 0,678 Mt | 1994 | 2,5155 Mt | 2013 | 2,3827 Mt |
| 1976 | 0,7649 Mt | 1995 | 2,3859 Mt | 2014 | 2,3694 Mt |
| 1977 | 0,8091 Mt | 1996 | 2,3312 Mt | 2015 | 1,6722 Mt |
| 1978 | 0,9426 Mt | 1997 | 2,4771 Mt | 2016 | 1,3655 Mt |
| 1979 | 0,9189 Mt | 1998 | 2,384 Mt | 2017 | 1,5582 Mt |
| 1980 | 1,0211 Mt | 1999 | 2,4177 Mt | 2018 | 1,5674 Mt |
| 1981 | 1,1558 Mt | 2000 | 2,135 Mt | 2019 | 1,673 Mt |
| 1982 | 1,3232 Mt | 2001 | 2,4949 Mt | 2020 | 1,6204 Mt |
| 1983 | 0,981 Mt | 2002 | 2,3242 Mt | 2021 | 1,6274 Mt |
| 1984 | 1,3383 Mt | 2003 | 2,6135 Mt | 2022 | 1,7963 Mt |
| 1985 | 1,1693 Mt | 2004 | 2,6069 Mt | 2023 | 1,7877 Mt |
| 1986 | 1,8837 Mt | 2005 | 2,6349 Mt | 2024 | 1,8083 Mt |
| 1987 | 1,9747 Mt | 2006 | 2,6594 Mt | | |
| 1988 | 2,1477 Mt | 2007 | 2,7234 Mt | | |
Mostrar tabla de datos
| 1970 | 2,26 t | 1989 | 6,64 t | 2008 | 6,68 t |
| 1971 | 2,26 t | 1990 | 6,56 t | 2009 | 6,11 t |
| 1972 | 2,83 t | 1991 | 6,1 t | 2010 | 6,26 t |
| 1973 | 2,72 t | 1992 | 5,92 t | 2011 | 6,2 t |
| 1974 | 2,49 t | 1993 | 7,58 t | 2012 | 6,49 t |
| 1975 | 2,23 t | 1994 | 6,71 t | 2013 | 5,61 t |
| 1976 | 2,5 t | 1995 | 6,32 t | 2014 | 5,47 t |
| 1977 | 2,64 t | 1996 | 6,14 t | 2015 | 3,76 t |
| 1978 | 3,04 t | 1997 | 6,47 t | 2016 | 3 t |
| 1979 | 2,93 t | 1998 | 6,19 t | 2017 | 3,34 t |
| 1980 | 3,22 t | 1999 | 6,24 t | 2018 | 3,24 t |
| 1981 | 3,62 t | 2000 | 5,47 t | 2019 | 3,32 t |
| 1982 | 4,06 t | 2001 | 6,35 t | 2020 | 3,14 t |
| 1983 | 2,97 t | 2002 | 5,87 t | 2021 | 3,14 t |
| 1984 | 4,05 t | 2003 | 6,56 t | 2022 | 3,38 t |
| 1985 | 3,48 t | 2004 | 6,5 t | 2023 | 3,23 t |
| 1986 | 5,51 t | 2005 | 6,52 t | 2024 | 3,18 t |
| 1987 | 5,73 t | 2006 | 6,56 t | | |
| 1988 | 6,18 t | 2007 | 6,7 t | | |