Mostrar tabla de datos
| 1970 | 9,5321 Mt | 1989 | 15,52 Mt | 2008 | 8,3091 Mt |
| 1971 | 9,4795 Mt | 1990 | 17,41 Mt | 2009 | 7,9434 Mt |
| 1972 | 9,0937 Mt | 1991 | 19,16 Mt | 2010 | 10,07 Mt |
| 1973 | 10,55 Mt | 1992 | 19,21 Mt | 2011 | 15,85 Mt |
| 1974 | 10,4 Mt | 1993 | 17,67 Mt | 2012 | 12,74 Mt |
| 1975 | 9,1708 Mt | 1994 | 16,55 Mt | 2013 | 12,72 Mt |
| 1976 | 10,05 Mt | 1995 | 16,27 Mt | 2014 | 12,6 Mt |
| 1977 | 9,0224 Mt | 1996 | 15,72 Mt | 2015 | 12,69 Mt |
| 1978 | 8,9052 Mt | 1997 | 14,76 Mt | 2016 | 11,27 Mt |
| 1979 | 9,191 Mt | 1998 | 14,97 Mt | 2017 | 10,59 Mt |
| 1980 | 9,7973 Mt | 1999 | 16,85 Mt | 2018 | 12,27 Mt |
| 1981 | 9,3963 Mt | 2000 | 14,66 Mt | 2019 | 11,17 Mt |
| 1982 | 9,0345 Mt | 2001 | 14,6 Mt | 2020 | 9,0746 Mt |
| 1983 | 8,9446 Mt | 2002 | 13,33 Mt | 2021 | 10,88 Mt |
| 1984 | 9,3904 Mt | 2003 | 10,93 Mt | 2022 | 11,56 Mt |
| 1985 | 10,87 Mt | 2004 | 10,37 Mt | 2023 | 12,57 Mt |
| 1986 | 12,42 Mt | 2005 | 11,51 Mt | 2024 | 12,86 Mt |
| 1987 | 15,81 Mt | 2006 | 10,73 Mt | | |
| 1988 | 15,33 Mt | 2007 | 10,57 Mt | | |
Mostrar tabla de datos
| 1970 | 1,83 t | 1989 | 1,57 t | 2008 | 0,64 t |
| 1971 | 1,76 t | 1990 | 1,72 t | 2009 | 0,6 t |
| 1972 | 1,64 t | 1991 | 1,84 t | 2010 | 0,75 t |
| 1973 | 1,85 t | 1992 | 1,79 t | 2011 | 1,17 t |
| 1974 | 1,76 t | 1993 | 1,63 t | 2012 | 0,92 t |
| 1975 | 1,5 t | 1994 | 1,52 t | 2013 | 0,91 t |
| 1976 | 1,6 t | 1995 | 1,48 t | 2014 | 0,89 t |
| 1977 | 1,4 t | 1996 | 1,41 t | 2015 | 0,88 t |
| 1978 | 1,36 t | 1997 | 1,3 t | 2016 | 0,77 t |
| 1979 | 1,38 t | 1998 | 1,29 t | 2017 | 0,71 t |
| 1980 | 1,39 t | 1999 | 1,43 t | 2018 | 0,82 t |
| 1981 | 1,25 t | 2000 | 1,23 t | 2019 | 0,73 t |
| 1982 | 1,16 t | 2001 | 1,22 t | 2020 | 0,58 t |
| 1983 | 1,1 t | 2002 | 1,1 t | 2021 | 0,69 t |
| 1984 | 1,12 t | 2003 | 0,89 t | 2022 | 0,72 t |
| 1985 | 1,25 t | 2004 | 0,84 t | 2023 | 0,77 t |
| 1986 | 1,38 t | 2005 | 0,92 t | 2024 | 0,77 t |
| 1987 | 1,7 t | 2006 | 0,85 t | | |
| 1988 | 1,6 t | 2007 | 0,83 t | | |