Tableau de données
| 1980 | 127 M | 1996 | 258 M | 2012 | 773 M |
| 1981 | 119 M | 1997 | 280 M | 2013 | 798 M |
| 1982 | 122 M | 1998 | 286 M | 2014 | 797 M |
| 1983 | 113 M | 1999 | 262 M | 2015 | 824 M |
| 1984 | 111 M | 2000 | 271 M | 2016 | 844 M |
| 1985 | 106 M | 2001 | 273 M | 2017 | 885 M |
| 1986 | 112 M | 2002 | 289 M | 2018 | 878 M |
| 1987 | 124 M | 2003 | 342 M | 2019 | 913 M |
| 1988 | 138 M | 2004 | 418 M | 2020 | 869 M |
| 1989 | 141 M | 2005 | 486 M | 2021 | 860 M |
| 1990 | 182 M | 2006 | 516 M | 2022 | 890 M |
| 1991 | 176 M | 2007 | 568 M | 2023 | 1,05 Md |
| 1992 | 193 M | 2008 | 684 M | 2024 | 1,18 Md |
| 1993 | 198 M | 2009 | 618 M | 2025 | 1,29 Md |
| 1994 | 158 M | 2010 | 680 M | 2026 | 1,38 Md |
| 1995 | 242 M | 2011 | 744 M | | |
Tableau de données
| 1980 | 116 M | 1996 | 635 M | 2012 | 1,78 Md |
| 1981 | 123 M | 1997 | 716 M | 2013 | 1,82 Md |
| 1982 | 147 M | 1998 | 788 M | 2014 | 1,85 Md |
| 1983 | 175 M | 1999 | 786 M | 2015 | 2 Md |
| 1984 | 206 M | 2000 | 843 M | 2016 | 2,21 Md |
| 1985 | 237 M | 2001 | 936 M | 2017 | 2,24 Md |
| 1986 | 251 M | 2002 | 1 Md | 2018 | 2,25 Md |
| 1987 | 263 M | 2003 | 1,08 Md | 2019 | 2,39 Md |
| 1988 | 287 M | 2004 | 1,2 Md | 2020 | 2,34 Md |
| 1989 | 321 M | 2005 | 1,33 Md | 2021 | 2,21 Md |
| 1990 | 420 M | 2006 | 1,43 Md | 2022 | 2,32 Md |
| 1991 | 423 M | 2007 | 1,54 Md | 2023 | 2,85 Md |
| 1992 | 475 M | 2008 | 1,74 Md | 2024 | 3,24 Md |
| 1993 | 509 M | 2009 | 1,76 Md | 2025 | 3,59 Md |
| 1994 | 400 M | 2010 | 1,73 Md | 2026 | 3,82 Md |
| 1995 | 597 M | 2011 | 1,78 Md | | |
Tableau de données
| 1980 | 925 M | 1996 | 1,22 Md | 2012 | 1,84 Md |
| 1981 | 841 M | 1997 | 1,23 Md | 2013 | 1,84 Md |
| 1982 | 833 M | 1998 | 1,24 Md | 2014 | 1,86 Md |
| 1983 | 837 M | 1999 | 1,23 Md | 2015 | 1,93 Md |
| 1984 | 853 M | 2000 | 1,3 Md | 2016 | 2,08 Md |
| 1985 | 903 M | 2001 | 1,39 Md | 2017 | 2,11 Md |
| 1986 | 946 M | 2002 | 1,47 Md | 2018 | 2,1 Md |
| 1987 | 951 M | 2003 | 1,55 Md | 2019 | 2,19 Md |
| 1988 | 978 M | 2004 | 1,59 Md | 2020 | 2,12 Md |
| 1989 | 1,04 Md | 2005 | 1,7 Md | 2021 | 2,02 Md |
| 1990 | 969 M | 2006 | 1,74 Md | 2022 | 2,06 Md |
| 1991 | 945 M | 2007 | 1,74 Md | 2023 | 2,37 Md |
| 1992 | 984 M | 2008 | 1,81 Md | 2024 | 2,49 Md |
| 1993 | 1 Md | 2009 | 1,8 Md | 2025 | 2,59 Md |
| 1994 | 1,07 Md | 2010 | 1,84 Md | 2026 | 2,68 Md |
| 1995 | 1,13 Md | 2011 | 1,91 Md | | |