Mostrar tabla de datos
| 1970 | 54,01 Mt | 1989 | 117,86 Mt | 2008 | 137,29 Mt |
| 1971 | 54,28 Mt | 1990 | 127,85 Mt | 2009 | 124,51 Mt |
| 1972 | 57,33 Mt | 1991 | 128,12 Mt | 2010 | 135,8 Mt |
| 1973 | 60,65 Mt | 1992 | 119,47 Mt | 2011 | 138,68 Mt |
| 1974 | 64,27 Mt | 1993 | 119,28 Mt | 2012 | 123,19 Mt |
| 1975 | 70,99 Mt | 1994 | 113,67 Mt | 2013 | 121,42 Mt |
| 1976 | 71,81 Mt | 1995 | 104,91 Mt | 2014 | 113,16 Mt |
| 1977 | 74,55 Mt | 1996 | 108,13 Mt | 2015 | 107,55 Mt |
| 1978 | 78,58 Mt | 1997 | 108,01 Mt | 2016 | 114,01 Mt |
| 1979 | 81,37 Mt | 1998 | 123,43 Mt | 2017 | 118,27 Mt |
| 1980 | 87,65 Mt | 1999 | 124,23 Mt | 2018 | 112,79 Mt |
| 1981 | 90,88 Mt | 2000 | 131,52 Mt | 2019 | 115,12 Mt |
| 1982 | 94,05 Mt | 2001 | 132,63 Mt | 2020 | 123,95 Mt |
| 1983 | 97,48 Mt | 2002 | 136,88 Mt | 2021 | 134,36 Mt |
| 1984 | 101,24 Mt | 2003 | 128,97 Mt | 2022 | 128,91 Mt |
| 1985 | 105,13 Mt | 2004 | 132,15 Mt | 2023 | 132,63 Mt |
| 1986 | 109,51 Mt | 2005 | 125,53 Mt | 2024 | 148,54 Mt |
| 1987 | 113,64 Mt | 2006 | 134,42 Mt | | |
| 1988 | 116,41 Mt | 2007 | 131,39 Mt | | |
Mostrar tabla de datos
| 1970 | 4,59 t | 1989 | 5,9 t | 2008 | 4,99 t |
| 1971 | 4,48 t | 1990 | 6,25 t | 2009 | 4,46 t |
| 1972 | 4,6 t | 1991 | 6,11 t | 2010 | 4,78 t |
| 1973 | 4,73 t | 1992 | 5,56 t | 2011 | 4,81 t |
| 1974 | 4,87 t | 1993 | 5,42 t | 2012 | 4,21 t |
| 1975 | 5,22 t | 1994 | 5,06 t | 2013 | 4,08 t |
| 1976 | 5,13 t | 1995 | 4,58 t | 2014 | 3,74 t |
| 1977 | 5,17 t | 1996 | 4,63 t | 2015 | 3,5 t |
| 1978 | 5,3 t | 1997 | 4,55 t | 2016 | 3,64 t |
| 1979 | 5,35 t | 1998 | 5,11 t | 2017 | 3,72 t |
| 1980 | 5,61 t | 1999 | 5,08 t | 2018 | 3,48 t |
| 1981 | 5,67 t | 2000 | 5,31 t | 2019 | 3,49 t |
| 1982 | 5,71 t | 2001 | 5,29 t | 2020 | 3,69 t |
| 1983 | 5,77 t | 2002 | 5,39 t | 2021 | 3,92 t |
| 1984 | 5,83 t | 2003 | 5,02 t | 2022 | 3,69 t |
| 1985 | 5,88 t | 2004 | 5,08 t | 2023 | 3,72 t |
| 1986 | 5,95 t | 2005 | 4,76 t | 2024 | 4,09 t |
| 1987 | 6 t | 2006 | 5,03 t | | |
| 1988 | 5,98 t | 2007 | 4,85 t | | |