Tableau de données
| 1980 | 22,6 Md | 1996 | 69,1 Md | 2012 | 175 Md |
| 1981 | 23,5 Md | 1997 | 68,9 Md | 2013 | 187 Md |
| 1982 | 23,2 Md | 1998 | 56,8 Md | 2014 | 200 Md |
| 1983 | 22,5 Md | 1999 | 58,9 Md | 2015 | 176 Md |
| 1984 | 22,4 Md | 2000 | 54,1 Md | 2016 | 186 Md |
| 1985 | 22,5 Md | 2001 | 53,1 Md | 2017 | 204 Md |
| 1986 | 27,4 Md | 2002 | 62,1 Md | 2018 | 209 Md |
| 1987 | 37 Md | 2003 | 82,4 Md | 2019 | 211 Md |
| 1988 | 45,5 Md | 2004 | 102 Md | 2020 | 211 Md |
| 1989 | 44,1 Md | 2005 | 113 Md | 2021 | 250 Md |
| 1990 | 45,7 Md | 2006 | 110 Md | 2022 | 245 Md |
| 1991 | 43,4 Md | 2007 | 135 Md | 2023 | 254 Md |
| 1992 | 41,5 Md | 2008 | 136 Md | 2024 | 259 Md |
| 1993 | 44,8 Md | 2009 | 122 Md | 2025 | 259 Md |
| 1994 | 52,9 Md | 2010 | 146 Md | 2026 | 279 Md |
| 1995 | 62,2 Md | 2011 | 167 Md | | |
Tableau de données
| 1980 | 23,1 Md | 1996 | 100 Md | 2012 | 216 Md |
| 1981 | 27 Md | 1997 | 104 Md | 2013 | 228 Md |
| 1982 | 30,9 Md | 1998 | 106 Md | 2014 | 241 Md |
| 1983 | 33,6 Md | 1999 | 111 Md | 2015 | 252 Md |
| 1984 | 38,7 Md | 2000 | 118 Md | 2016 | 267 Md |
| 1985 | 45,2 Md | 2001 | 126 Md | 2017 | 287 Md |
| 1986 | 52,4 Md | 2002 | 134 Md | 2018 | 302 Md |
| 1987 | 62,4 Md | 2003 | 142 Md | 2019 | 320 Md |
| 1988 | 69,4 Md | 2004 | 153 Md | 2020 | 324 Md |
| 1989 | 73,7 Md | 2005 | 161 Md | 2021 | 353 Md |
| 1990 | 76,6 Md | 2006 | 169 Md | 2022 | 386 Md |
| 1991 | 75,2 Md | 2007 | 183 Md | 2023 | 413 Md |
| 1992 | 77,3 Md | 2008 | 190 Md | 2024 | 427 Md |
| 1993 | 82,9 Md | 2009 | 192 Md | 2025 | 445 Md |
| 1994 | 89,1 Md | 2010 | 202 Md | 2026 | 466 Md |
| 1995 | 94,8 Md | 2011 | 211 Md | | |
Tableau de données
| 1980 | 93,4 Md | 1996 | 136 Md | 2012 | 206 Md |
| 1981 | 96,2 Md | 1997 | 139 Md | 2013 | 210 Md |
| 1982 | 99 Md | 1998 | 140 Md | 2014 | 218 Md |
| 1983 | 98,8 Md | 1999 | 146 Md | 2015 | 226 Md |
| 1984 | 106 Md | 2000 | 152 Md | 2016 | 235 Md |
| 1985 | 107 Md | 2001 | 156 Md | 2017 | 243 Md |
| 1986 | 109 Md | 2002 | 163 Md | 2018 | 251 Md |
| 1987 | 111 Md | 2003 | 170 Md | 2019 | 258 Md |
| 1988 | 112 Md | 2004 | 179 Md | 2020 | 255 Md |
| 1989 | 113 Md | 2005 | 184 Md | 2021 | 269 Md |
| 1990 | 113 Md | 2006 | 190 Md | 2022 | 276 Md |
| 1991 | 111 Md | 2007 | 196 Md | 2023 | 282 Md |
| 1992 | 112 Md | 2008 | 196 Md | 2024 | 281 Md |
| 1993 | 118 Md | 2009 | 194 Md | 2025 | 282 Md |
| 1994 | 124 Md | 2010 | 197 Md | 2026 | 288 Md |
| 1995 | 130 Md | 2011 | 201 Md | | |