Mostrar tabla de datos
| 1970 | 9,2244 Mt | 1989 | 10,03 Mt | 2008 | 10,14 Mt |
| 1971 | 8,6594 Mt | 1990 | 11,19 Mt | 2009 | 9,1214 Mt |
| 1972 | 8,7359 Mt | 1991 | 9,8986 Mt | 2010 | 9,1751 Mt |
| 1973 | 10,1 Mt | 1992 | 8,805 Mt | 2011 | 10,24 Mt |
| 1974 | 10,39 Mt | 1993 | 9,0417 Mt | 2012 | 9,6203 Mt |
| 1975 | 8,3311 Mt | 1994 | 8,7714 Mt | 2013 | 8,7967 Mt |
| 1976 | 8,7494 Mt | 1995 | 8,717 Mt | 2014 | 8,3515 Mt |
| 1977 | 9,0251 Mt | 1996 | 10,27 Mt | 2015 | 7,9328 Mt |
| 1978 | 8,7411 Mt | 1997 | 9,2518 Mt | 2016 | 7,6209 Mt |
| 1979 | 9,899 Mt | 1998 | 10,17 Mt | 2017 | 7,9803 Mt |
| 1980 | 9,0396 Mt | 1999 | 9,3667 Mt | 2018 | 7,5427 Mt |
| 1981 | 9,7729 Mt | 2000 | 9,0375 Mt | 2019 | 8,6778 Mt |
| 1982 | 8,4176 Mt | 2001 | 9,2214 Mt | 2020 | 7,5804 Mt |
| 1983 | 7,8511 Mt | 2002 | 8,6901 Mt | 2021 | 7,634 Mt |
| 1984 | 9,1737 Mt | 2003 | 9,4421 Mt | 2022 | 8,2042 Mt |
| 1985 | 9,7262 Mt | 2004 | 9,2012 Mt | 2023 | 8,0203 Mt |
| 1986 | 10,01 Mt | 2005 | 9,6631 Mt | 2024 | 7,2973 Mt |
| 1987 | 9,6309 Mt | 2006 | 9,6474 Mt | | |
| 1988 | 9,7581 Mt | 2007 | 10,36 Mt | | |
Mostrar tabla de datos
| 1970 | 5,54 t | 1989 | 4,88 t | 2008 | 5,14 t |
| 1971 | 5,12 t | 1990 | 5,42 t | 2009 | 4,66 t |
| 1972 | 5,09 t | 1991 | 4,81 t | 2010 | 4,71 t |
| 1973 | 5,79 t | 1992 | 4,33 t | 2011 | 5,29 t |
| 1974 | 5,87 t | 1993 | 4,51 t | 2012 | 4,99 t |
| 1975 | 4,63 t | 1994 | 4,4 t | 2013 | 4,58 t |
| 1976 | 4,79 t | 1995 | 4,36 t | 2014 | 4,36 t |
| 1977 | 4,87 t | 1996 | 5,1 t | 2015 | 4,15 t |
| 1978 | 4,65 t | 1997 | 4,63 t | 2016 | 4 t |
| 1979 | 5,19 t | 1998 | 5,06 t | 2017 | 4,2 t |
| 1980 | 4,68 t | 1999 | 4,64 t | 2018 | 3,99 t |
| 1981 | 4,99 t | 2000 | 4,46 t | 2019 | 4,63 t |
| 1982 | 4,25 t | 2001 | 4,53 t | 2020 | 4,08 t |
| 1983 | 3,94 t | 2002 | 4,3 t | 2021 | 4,16 t |
| 1984 | 4,58 t | 2003 | 4,67 t | 2022 | 4,48 t |
| 1985 | 4,83 t | 2004 | 4,56 t | 2023 | 4,39 t |
| 1986 | 4,94 t | 2005 | 4,82 t | 2024 | 4 t |
| 1987 | 4,73 t | 2006 | 4,84 t | | |
| 1988 | 4,77 t | 2007 | 5,23 t | | |