Tableau de données
| 1980 | 89 M | 1996 | 358 M | 2012 | 730 M |
| 1981 | 110 M | 1997 | 376 M | 2013 | 765 M |
| 1982 | 123 M | 1998 | 403 M | 2014 | 771 M |
| 1983 | 132 M | 1999 | 422 M | 2015 | 787 M |
| 1984 | 146 M | 2000 | 428 M | 2016 | 814 M |
| 1985 | 157 M | 2001 | 462 M | 2017 | 844 M |
| 1986 | 174 M | 2002 | 488 M | 2018 | 884 M |
| 1987 | 190 M | 2003 | 509 M | 2019 | 910 M |
| 1988 | 217 M | 2004 | 550 M | 2020 | 864 M |
| 1989 | 232 M | 2005 | 580 M | 2021 | 888 M |
| 1990 | 260 M | 2006 | 644 M | 2022 | 970 M |
| 1991 | 275 M | 2007 | 714 M | 2023 | 1,05 Md |
| 1992 | 300 M | 2008 | 733 M | 2024 | 1,13 Md |
| 1993 | 309 M | 2009 | 714 M | 2025 | 1,18 Md |
| 1994 | 313 M | 2010 | 720 M | 2026 | 1,24 Md |
| 1995 | 341 M | 2011 | 714 M | | |
Tableau de données
| 1980 | 240 M | 1996 | 967 M | 2012 | 1,97 Md |
| 1981 | 298 M | 1997 | 1,01 Md | 2013 | 2,07 Md |
| 1982 | 332 M | 1998 | 1,09 Md | 2014 | 2,08 Md |
| 1983 | 356 M | 1999 | 1,14 Md | 2015 | 2,12 Md |
| 1984 | 394 M | 2000 | 1,16 Md | 2016 | 2,2 Md |
| 1985 | 425 M | 2001 | 1,25 Md | 2017 | 2,28 Md |
| 1986 | 469 M | 2002 | 1,32 Md | 2018 | 2,39 Md |
| 1987 | 512 M | 2003 | 1,38 Md | 2019 | 2,46 Md |
| 1988 | 585 M | 2004 | 1,49 Md | 2020 | 2,33 Md |
| 1989 | 626 M | 2005 | 1,57 Md | 2021 | 2,4 Md |
| 1990 | 701 M | 2006 | 1,74 Md | 2022 | 2,62 Md |
| 1991 | 743 M | 2007 | 1,93 Md | 2023 | 2,83 Md |
| 1992 | 810 M | 2008 | 1,98 Md | 2024 | 3,04 Md |
| 1993 | 835 M | 2009 | 1,93 Md | 2025 | 3,18 Md |
| 1994 | 844 M | 2010 | 1,95 Md | 2026 | 3,34 Md |
| 1995 | 921 M | 2011 | 1,93 Md | | |
Tableau de données
| 1980 | 744 M | 1996 | 1,45 Md | 2012 | 2,05 Md |
| 1981 | 779 M | 1997 | 1,5 Md | 2013 | 2,11 Md |
| 1982 | 814 M | 1998 | 1,57 Md | 2014 | 2,13 Md |
| 1983 | 831 M | 1999 | 1,61 Md | 2015 | 2,19 Md |
| 1984 | 886 M | 2000 | 1,63 Md | 2016 | 2,28 Md |
| 1985 | 941 M | 2001 | 1,66 Md | 2017 | 2,31 Md |
| 1986 | 993 M | 2002 | 1,74 Md | 2018 | 2,39 Md |
| 1987 | 998 M | 2003 | 1,85 Md | 2019 | 2,4 Md |
| 1988 | 1,14 Md | 2004 | 1,92 Md | 2020 | 2,29 Md |
| 1989 | 1,15 Md | 2005 | 1,96 Md | 2021 | 2,34 Md |
| 1990 | 1,2 Md | 2006 | 2,09 Md | 2022 | 2,45 Md |
| 1991 | 1,22 Md | 2007 | 2,15 Md | 2023 | 2,56 Md |
| 1992 | 1,29 Md | 2008 | 2,16 Md | 2024 | 2,68 Md |
| 1993 | 1,35 Md | 2009 | 2,14 Md | 2025 | 2,77 Md |
| 1994 | 1,33 Md | 2010 | 2,05 Md | 2026 | 2,85 Md |
| 1995 | 1,44 Md | 2011 | 2,03 Md | | |