Mostrar tabla de datos
| 1970 | 1,9334 Mt | 1989 | 2,2993 Mt | 2008 | 3,7798 Mt |
| 1971 | 2,0318 Mt | 1990 | 2,3396 Mt | 2009 | 3,8274 Mt |
| 1972 | 2,2451 Mt | 1991 | 2,2915 Mt | 2010 | 3,7364 Mt |
| 1973 | 2,5818 Mt | 1992 | 2,306 Mt | 2011 | 3,6038 Mt |
| 1974 | 2,527 Mt | 1993 | 2,4069 Mt | 2012 | 3,6451 Mt |
| 1975 | 2,3719 Mt | 1994 | 2,5207 Mt | 2013 | 3,7106 Mt |
| 1976 | 2,3943 Mt | 1995 | 2,4404 Mt | 2014 | 3,4639 Mt |
| 1977 | 2,464 Mt | 1996 | 2,7086 Mt | 2015 | 3,6292 Mt |
| 1978 | 2,5391 Mt | 1997 | 2,6247 Mt | 2016 | 3,1789 Mt |
| 1979 | 2,6261 Mt | 1998 | 2,7082 Mt | 2017 | 3,3299 Mt |
| 1980 | 2,4308 Mt | 1999 | 2,741 Mt | 2018 | 3,2946 Mt |
| 1981 | 2,3383 Mt | 2000 | 2,8524 Mt | 2019 | 3,1768 Mt |
| 1982 | 1,9778 Mt | 2001 | 2,9576 Mt | 2020 | 3,0717 Mt |
| 1983 | 2,0192 Mt | 2002 | 3,1289 Mt | 2021 | 3,1637 Mt |
| 1984 | 2,244 Mt | 2003 | 3,1 Mt | 2022 | 3,2394 Mt |
| 1985 | 2,1331 Mt | 2004 | 3,1757 Mt | 2023 | 3,22 Mt |
| 1986 | 2,1402 Mt | 2005 | 3,1274 Mt | 2024 | 3,293 Mt |
| 1987 | 2,1782 Mt | 2006 | 3,2417 Mt | | |
| 1988 | 2,2991 Mt | 2007 | 3,4751 Mt | | |
Mostrar tabla de datos
| 1970 | 9,46 t | 1989 | 9,09 t | 2008 | 11,91 t |
| 1971 | 9,86 t | 1990 | 9,18 t | 2009 | 12,02 t |
| 1972 | 10,74 t | 1991 | 8,89 t | 2010 | 11,75 t |
| 1973 | 12,16 t | 1992 | 8,83 t | 2011 | 11,3 t |
| 1974 | 11,74 t | 1993 | 9,13 t | 2012 | 11,37 t |
| 1975 | 10,88 t | 1994 | 9,48 t | 2013 | 11,46 t |
| 1976 | 10,88 t | 1995 | 9,12 t | 2014 | 10,58 t |
| 1977 | 11,11 t | 1996 | 10,07 t | 2015 | 10,97 t |
| 1978 | 11,36 t | 1997 | 9,68 t | 2016 | 9,48 t |
| 1979 | 11,63 t | 1998 | 9,88 t | 2017 | 9,7 t |
| 1980 | 10,65 t | 1999 | 9,88 t | 2018 | 9,34 t |
| 1981 | 10,13 t | 2000 | 10,14 t | 2019 | 8,81 t |
| 1982 | 8,46 t | 2001 | 10,38 t | 2020 | 8,38 t |
| 1983 | 8,52 t | 2002 | 10,88 t | 2021 | 8,49 t |
| 1984 | 9,37 t | 2003 | 10,71 t | 2022 | 8,48 t |
| 1985 | 8,84 t | 2004 | 10,87 t | 2023 | 8,35 t |
| 1986 | 8,8 t | 2005 | 10,54 t | 2024 | 8,52 t |
| 1987 | 8,86 t | 2006 | 10,67 t | | |
| 1988 | 9,21 t | 2007 | 11,15 t | | |