Tableau de données
| 1980 | 23,8 Md | 1996 | 46,7 Md | 2012 | 106 Md |
| 1981 | 19,3 Md | 1997 | 42,4 Md | 2013 | 116 Md |
| 1982 | 19,5 Md | 1998 | 45,2 Md | 2014 | 119 Md |
| 1983 | 17,6 Md | 1999 | 45,1 Md | 2015 | 110 Md |
| 1984 | 16,1 Md | 2000 | 42,1 Md | 2016 | 112 Md |
| 1985 | 16,3 Md | 2001 | 42,7 Md | 2017 | 119 Md |
| 1986 | 21,5 Md | 2002 | 45,7 Md | 2018 | 127 Md |
| 1987 | 23,7 Md | 2003 | 56,3 Md | 2019 | 129 Md |
| 1988 | 28,1 Md | 2004 | 64,5 Md | 2020 | 121 Md |
| 1989 | 28,9 Md | 2005 | 67,5 Md | 2021 | 142 Md |
| 1990 | 32,7 Md | 2006 | 74,3 Md | 2022 | 131 Md |
| 1991 | 34,9 Md | 2007 | 85,5 Md | 2023 | 146 Md |
| 1992 | 36,5 Md | 2008 | 100 Md | 2024 | 161 Md |
| 1993 | 34,3 Md | 2009 | 101 Md | 2025 | 183 Md |
| 1994 | 38,5 Md | 2010 | 101 Md | 2026 | 194 Md |
| 1995 | 42,2 Md | 2011 | 110 Md | | |
Tableau de données
| 1980 | 93,7 Md | 1996 | 407 Md | 2012 | 918 Md |
| 1981 | 100 Md | 1997 | 404 Md | 2013 | 972 Md |
| 1982 | 118 Md | 1998 | 435 Md | 2014 | 1 Bn |
| 1983 | 125 Md | 1999 | 442 Md | 2015 | 1,08 Bn |
| 1984 | 142 Md | 2000 | 447 Md | 2016 | 1,09 Bn |
| 1985 | 164 Md | 2001 | 483 Md | 2017 | 1,15 Bn |
| 1986 | 196 Md | 2002 | 504 Md | 2018 | 1,2 Bn |
| 1987 | 198 Md | 2003 | 539 Md | 2019 | 1,24 Bn |
| 1988 | 231 Md | 2004 | 572 Md | 2020 | 1,15 Bn |
| 1989 | 245 Md | 2005 | 598 Md | 2021 | 1,28 Bn |
| 1990 | 269 Md | 2006 | 653 Md | 2022 | 1,33 Bn |
| 1991 | 304 Md | 2007 | 701 Md | 2023 | 1,48 Bn |
| 1992 | 311 Md | 2008 | 776 Md | 2024 | 1,6 Bn |
| 1993 | 319 Md | 2009 | 810 Md | 2025 | 1,71 Bn |
| 1994 | 355 Md | 2010 | 849 Md | 2026 | 1,82 Bn |
| 1995 | 361 Md | 2011 | 887 Md | | |
Tableau de données
| 1980 | 275 Md | 1996 | 492 Md | 2012 | 933 Md |
| 1981 | 268 Md | 1997 | 482 Md | 2013 | 975 Md |
| 1982 | 294 Md | 1998 | 521 Md | 2014 | 1 Bn |
| 1983 | 292 Md | 1999 | 524 Md | 2015 | 1,04 Bn |
| 1984 | 305 Md | 2000 | 532 Md | 2016 | 1,05 Bn |
| 1985 | 324 Md | 2001 | 572 Md | 2017 | 1,1 Bn |
| 1986 | 351 Md | 2002 | 591 Md | 2018 | 1,14 Bn |
| 1987 | 342 Md | 2003 | 629 Md | 2019 | 1,17 Bn |
| 1988 | 377 Md | 2004 | 659 Md | 2020 | 1,09 Bn |
| 1989 | 386 Md | 2005 | 678 Md | 2021 | 1,17 Bn |
| 1990 | 402 Md | 2006 | 731 Md | 2022 | 1,2 Bn |
| 1991 | 432 Md | 2007 | 751 Md | 2023 | 1,24 Bn |
| 1992 | 420 Md | 2008 | 795 Md | 2024 | 1,29 Bn |
| 1993 | 416 Md | 2009 | 829 Md | 2025 | 1,35 Bn |
| 1994 | 463 Md | 2010 | 861 Md | 2026 | 1,42 Bn |
| 1995 | 434 Md | 2011 | 906 Md | | |