Tableau de données
| 1980 | 25 Md | 1996 | 115 Md | 2012 | 263 Md |
| 1981 | 26,5 Md | 1997 | 119 Md | 2013 | 298 Md |
| 1982 | 28,4 Md | 1998 | 120 Md | 2014 | 314 Md |
| 1983 | 31,7 Md | 1999 | 121 Md | 2015 | 303 Md |
| 1984 | 30 Md | 2000 | 136 Md | 2016 | 321 Md |
| 1985 | 27,9 Md | 2001 | 135 Md | 2017 | 357 Md |
| 1986 | 34,4 Md | 2002 | 125 Md | 2018 | 375 Md |
| 1987 | 41 Md | 2003 | 131 Md | 2019 | 399 Md |
| 1988 | 50,8 Md | 2004 | 140 Md | 2020 | 411 Md |
| 1989 | 51,7 Md | 2005 | 147 Md | 2021 | 490 Md |
| 1990 | 61 Md | 2006 | 159 Md | 2022 | 525 Md |
| 1991 | 69,2 Md | 2007 | 184 Md | 2023 | 513 Md |
| 1992 | 77,4 Md | 2008 | 221 Md | 2024 | 542 Md |
| 1993 | 77,7 Md | 2009 | 213 Md | 2025 | 611 Md |
| 1994 | 88,8 Md | 2010 | 239 Md | 2026 | 720 Md |
| 1995 | 105 Md | 2011 | 268 Md | | |
Tableau de données
| 1980 | 128 M | 1996 | 367 Md | 2012 | 1,01 Bn |
| 1981 | 303 M | 1997 | 412 Md | 2013 | 1,08 Bn |
| 1982 | 690 M | 1998 | 458 Md | 2014 | 1,12 Bn |
| 1983 | 1,78 Md | 1999 | 502 Md | 2015 | 1,18 Bn |
| 1984 | 8,8 Md | 2000 | 556 Md | 2016 | 1,23 Bn |
| 1985 | 32,9 Md | 2001 | 567 Md | 2017 | 1,29 Bn |
| 1986 | 51,1 Md | 2002 | 593 Md | 2018 | 1,35 Bn |
| 1987 | 65,4 Md | 2003 | 598 Md | 2019 | 1,42 Bn |
| 1988 | 81,3 Md | 2004 | 627 Md | 2020 | 1,41 Bn |
| 1989 | 99,1 Md | 2005 | 661 Md | 2021 | 1,58 Bn |
| 1990 | 123 Md | 2006 | 707 Md | 2022 | 1,76 Bn |
| 1991 | 158 Md | 2007 | 758 Md | 2023 | 1,88 Bn |
| 1992 | 190 Md | 2008 | 793 Md | 2024 | 2,01 Bn |
| 1993 | 220 Md | 2009 | 838 Md | 2025 | 2,11 Bn |
| 1994 | 267 Md | 2010 | 895 Md | 2026 | 2,24 Bn |
| 1995 | 317 Md | 2011 | 958 Md | | |
Tableau de données
| 1980 | 295 Md | 1996 | 619 Md | 2012 | 1,11 Bn |
| 1981 | 309 Md | 1997 | 641 Md | 2013 | 1,16 Bn |
| 1982 | 314 Md | 1998 | 667 Md | 2014 | 1,2 Bn |
| 1983 | 322 Md | 1999 | 689 Md | 2015 | 1,23 Bn |
| 1984 | 329 Md | 2000 | 748 Md | 2016 | 1,28 Bn |
| 1985 | 343 Md | 2001 | 750 Md | 2017 | 1,34 Bn |
| 1986 | 356 Md | 2002 | 749 Md | 2018 | 1,39 Bn |
| 1987 | 382 Md | 2003 | 760 Md | 2019 | 1,44 Bn |
| 1988 | 396 Md | 2004 | 795 Md | 2020 | 1,41 Bn |
| 1989 | 402 Md | 2005 | 830 Md | 2021 | 1,55 Bn |
| 1990 | 428 Md | 2006 | 876 Md | 2022 | 1,64 Bn |
| 1991 | 448 Md | 2007 | 932 Md | 2023 | 1,68 Bn |
| 1992 | 480 Md | 2008 | 962 Md | 2024 | 1,69 Bn |
| 1993 | 498 Md | 2009 | 973 Md | 2025 | 1,74 Bn |
| 1994 | 533 Md | 2010 | 1,03 Bn | 2026 | 1,81 Bn |
| 1995 | 584 Md | 2011 | 1,08 Bn | | |