Tableau de données
| 1980 | 3 339 | 1996 | 12 188 | 2012 | 20 574 |
| 1981 | 3 297 | 1997 | 11 595 | 2013 | 21 642 |
| 1982 | 3 095 | 1998 | 12 217 | 2014 | 22 087 |
| 1983 | 2 839 | 1999 | 12 488 | 2015 | 19 174 |
| 1984 | 2 596 | 2000 | 11 531 | 2016 | 19 915 |
| 1985 | 2 717 | 2001 | 11 735 | 2017 | 21 352 |
| 1986 | 3 775 | 2002 | 12 928 | 2018 | 23 436 |
| 1987 | 4 724 | 2003 | 15 794 | 2019 | 23 192 |
| 1988 | 5 533 | 2004 | 18 056 | 2020 | 22 093 |
| 1989 | 5 978 | 2005 | 18 791 | 2021 | 24 619 |
| 1990 | 7 957 | 2006 | 19 840 | 2022 | 24 559 |
| 1991 | 9 026 | 2007 | 22 814 | 2023 | 27 643 |
| 1992 | 10 863 | 2008 | 24 946 | 2024 | 29 319 |
| 1993 | 9 548 | 2009 | 23 126 | 2025 | 32 166 |
| 1994 | 9 978 | 2010 | 22 570 | 2026 | 35 434 |
| 1995 | 11 787 | 2011 | 23 205 | | |
Tableau de données
| 1980 | 833 | 1996 | 9 375 | 2012 | 16 003 |
| 1981 | 1 007 | 1997 | 10 123 | 2013 | 16 295 |
| 1982 | 1 211 | 1998 | 10 960 | 2014 | 16 621 |
| 1983 | 1 540 | 1999 | 11 705 | 2015 | 17 279 |
| 1984 | 1 883 | 2000 | 12 480 | 2016 | 17 996 |
| 1985 | 2 306 | 2001 | 13 102 | 2017 | 18 908 |
| 1986 | 2 815 | 2002 | 13 681 | 2018 | 19 836 |
| 1987 | 3 318 | 2003 | 13 966 | 2019 | 20 715 |
| 1988 | 3 965 | 2004 | 14 522 | 2020 | 19 358 |
| 1989 | 4 691 | 2005 | 15 095 | 2021 | 20 801 |
| 1990 | 5 645 | 2006 | 15 801 | 2022 | 23 303 |
| 1991 | 6 487 | 2007 | 16 645 | 2023 | 25 558 |
| 1992 | 7 299 | 2008 | 16 963 | 2024 | 27 096 |
| 1993 | 7 624 | 2009 | 16 598 | 2025 | 28 482 |
| 1994 | 8 244 | 2010 | 17 011 | 2026 | 30 048 |
| 1995 | 8 880 | 2011 | 16 674 | | |
Tableau de données
| 1980 | 10 274 | 1996 | 16 419 | 2012 | 18 781 |
| 1981 | 10 544 | 1997 | 17 065 | 2013 | 18 698 |
| 1982 | 10 707 | 1998 | 17 795 | 2014 | 18 935 |
| 1983 | 10 761 | 1999 | 18 386 | 2015 | 19 306 |
| 1984 | 10 608 | 2000 | 18 954 | 2016 | 19 741 |
| 1985 | 10 752 | 2001 | 19 187 | 2017 | 20 428 |
| 1986 | 11 099 | 2002 | 19 229 | 2018 | 21 041 |
| 1987 | 11 949 | 2003 | 18 979 | 2019 | 21 578 |
| 1988 | 12 600 | 2004 | 19 272 | 2020 | 19 749 |
| 1989 | 13 458 | 2005 | 19 387 | 2021 | 20 801 |
| 1990 | 14 547 | 2006 | 19 666 | 2022 | 22 124 |
| 1991 | 15 072 | 2007 | 20 120 | 2023 | 22 575 |
| 1992 | 15 556 | 2008 | 20 155 | 2024 | 22 823 |
| 1993 | 15 430 | 2009 | 19 507 | 2025 | 23 087 |
| 1994 | 15 618 | 2010 | 19 837 | 2026 | 23 592 |
| 1995 | 15 923 | 2011 | 19 494 | | |