Tableau de données
| 1980 | 41,7 Md | 1996 | 72,9 Md | 2012 | 393 Md |
| 1981 | 46,5 Md | 1997 | 77,2 Md | 2013 | 410 Md |
| 1982 | 43,2 Md | 1998 | 75,3 Md | 2014 | 425 Md |
| 1983 | 39,6 Md | 1999 | 84,4 Md | 2015 | 382 Md |
| 1984 | 39,2 Md | 2000 | 103 Md | 2016 | 382 Md |
| 1985 | 38,5 Md | 2001 | 103 Md | 2017 | 403 Md |
| 1986 | 30,5 Md | 2002 | 110 Md | 2018 | 441 Md |
| 1987 | 33,5 Md | 2003 | 124 Md | 2019 | 434 Md |
| 1988 | 34,1 Md | 2004 | 148 Md | 2020 | 357 Md |
| 1989 | 39,3 Md | 2005 | 181 Md | 2021 | 422 Md |
| 1990 | 50,7 Md | 2006 | 222 Md | 2022 | 511 Md |
| 1991 | 49,3 Md | 2007 | 258 Md | 2023 | 523 Md |
| 1992 | 52 Md | 2008 | 315 Md | 2024 | 552 Md |
| 1993 | 52,1 Md | 2009 | 254 Md | 2025 | 572 Md |
| 1994 | 57,4 Md | 2010 | 308 Md | 2026 | 622 Md |
| 1995 | 63,4 Md | 2011 | 369 Md | | |
Tableau de données
| 1980 | 155 Md | 1996 | 267 Md | 2012 | 1,44 Bn |
| 1981 | 171 Md | 1997 | 283 Md | 2013 | 1,5 Bn |
| 1982 | 159 Md | 1998 | 277 Md | 2014 | 1,56 Bn |
| 1983 | 145 Md | 1999 | 310 Md | 2015 | 1,4 Bn |
| 1984 | 144 Md | 2000 | 378 Md | 2016 | 1,4 Bn |
| 1985 | 141 Md | 2001 | 379 Md | 2017 | 1,48 Bn |
| 1986 | 112 Md | 2002 | 403 Md | 2018 | 1,62 Bn |
| 1987 | 123 Md | 2003 | 457 Md | 2019 | 1,59 Bn |
| 1988 | 125 Md | 2004 | 543 Md | 2020 | 1,31 Bn |
| 1989 | 144 Md | 2005 | 663 Md | 2021 | 1,55 Bn |
| 1990 | 186 Md | 2006 | 816 Md | 2022 | 1,88 Bn |
| 1991 | 181 Md | 2007 | 947 Md | 2023 | 1,92 Bn |
| 1992 | 191 Md | 2008 | 1,16 Bn | 2024 | 2,03 Bn |
| 1993 | 191 Md | 2009 | 931 Md | 2025 | 2,1 Bn |
| 1994 | 211 Md | 2010 | 1,13 Bn | 2026 | 2,28 Bn |
| 1995 | 233 Md | 2011 | 1,35 Bn | | |
Tableau de données
| 1980 | 390 Md | 1996 | 570 Md | 2012 | 1,26 Bn |
| 1981 | 421 Md | 1997 | 619 Md | 2013 | 1,32 Bn |
| 1982 | 391 Md | 1998 | 624 Md | 2014 | 1,39 Bn |
| 1983 | 370 Md | 1999 | 648 Md | 2015 | 1,48 Bn |
| 1984 | 387 Md | 2000 | 728 Md | 2016 | 1,57 Bn |
| 1985 | 377 Md | 2001 | 738 Md | 2017 | 1,55 Bn |
| 1986 | 305 Md | 2002 | 756 Md | 2018 | 1,58 Bn |
| 1987 | 321 Md | 2003 | 822 Md | 2019 | 1,6 Bn |
| 1988 | 312 Md | 2004 | 901 Md | 2020 | 1,46 Bn |
| 1989 | 361 Md | 2005 | 945 Md | 2021 | 1,52 Bn |
| 1990 | 447 Md | 2006 | 1,04 Bn | 2022 | 1,64 Bn |
| 1991 | 456 Md | 2007 | 1,07 Bn | 2023 | 1,71 Bn |
| 1992 | 471 Md | 2008 | 1,11 Bn | 2024 | 1,78 Bn |
| 1993 | 472 Md | 2009 | 1,05 Bn | 2025 | 1,88 Bn |
| 1994 | 507 Md | 2010 | 1,13 Bn | 2026 | 1,94 Bn |
| 1995 | 541 Md | 2011 | 1,21 Bn | | |