Tableau de données
| 1980 | 8 512 | 1996 | 23 136 | 2012 | 34 926 |
| 1981 | 7 707 | 1997 | 21 913 | 2013 | 35 723 |
| 1982 | 7 610 | 1998 | 22 395 | 2014 | 36 023 |
| 1983 | 7 892 | 1999 | 22 075 | 2015 | 30 610 |
| 1984 | 7 797 | 2000 | 20 206 | 2016 | 31 358 |
| 1985 | 8 049 | 2001 | 20 576 | 2017 | 32 797 |
| 1986 | 11 397 | 2002 | 22 474 | 2018 | 35 043 |
| 1987 | 14 306 | 2003 | 27 673 | 2019 | 33 767 |
| 1988 | 15 846 | 2004 | 31 452 | 2020 | 31 957 |
| 1989 | 16 469 | 2005 | 32 148 | 2021 | 36 813 |
| 1990 | 20 537 | 2006 | 33 603 | 2022 | 35 672 |
| 1991 | 21 674 | 2007 | 37 989 | 2023 | 39 282 |
| 1992 | 22 988 | 2008 | 40 969 | 2024 | 40 405 |
| 1993 | 18 470 | 2009 | 37 143 | 2025 | 43 270 |
| 1994 | 19 043 | 2010 | 35 964 | 2026 | 46 505 |
| 1995 | 20 723 | 2011 | 38 476 | | |
Tableau de données
| 1980 | 3 758 | 1996 | 18 432 | 2012 | 27 167 |
| 1981 | 4 495 | 1997 | 19 254 | 2013 | 26 897 |
| 1982 | 5 301 | 1998 | 20 056 | 2014 | 27 108 |
| 1983 | 6 168 | 1999 | 20 692 | 2015 | 27 585 |
| 1984 | 7 052 | 2000 | 21 867 | 2016 | 28 337 |
| 1985 | 7 911 | 2001 | 22 974 | 2017 | 29 043 |
| 1986 | 8 745 | 2002 | 23 784 | 2018 | 29 660 |
| 1987 | 9 568 | 2003 | 24 471 | 2019 | 30 160 |
| 1988 | 10 629 | 2004 | 25 296 | 2020 | 28 001 |
| 1989 | 11 662 | 2005 | 25 826 | 2021 | 31 104 |
| 1990 | 12 684 | 2006 | 26 761 | 2022 | 33 848 |
| 1991 | 13 844 | 2007 | 27 717 | 2023 | 36 319 |
| 1992 | 14 562 | 2008 | 27 859 | 2024 | 37 341 |
| 1993 | 14 986 | 2009 | 26 659 | 2025 | 38 315 |
| 1994 | 15 844 | 2010 | 27 106 | 2026 | 39 437 |
| 1995 | 17 425 | 2011 | 27 646 | | |
Tableau de données
| 1980 | 20 095 | 1996 | 28 415 | 2012 | 29 553 |
| 1981 | 21 011 | 1997 | 28 946 | 2013 | 28 933 |
| 1982 | 21 081 | 1998 | 29 454 | 2014 | 28 900 |
| 1983 | 21 313 | 1999 | 29 945 | 2015 | 29 180 |
| 1984 | 22 000 | 2000 | 31 100 | 2016 | 29 605 |
| 1985 | 22 606 | 2001 | 31 703 | 2017 | 30 129 |
| 1986 | 23 249 | 2002 | 31 771 | 2018 | 30 443 |
| 1987 | 23 992 | 2003 | 31 684 | 2019 | 30 636 |
| 1988 | 24 992 | 2004 | 31 914 | 2020 | 28 001 |
| 1989 | 25 821 | 2005 | 31 918 | 2021 | 30 710 |
| 1990 | 26 330 | 2006 | 32 356 | 2022 | 32 303 |
| 1991 | 26 684 | 2007 | 32 705 | 2023 | 32 620 |
| 1992 | 26 893 | 2008 | 32 100 | 2024 | 32 889 |
| 1993 | 26 641 | 2009 | 30 183 | 2025 | 33 088 |
| 1994 | 27 204 | 2010 | 30 506 | 2026 | 33 291 |
| 1995 | 27 988 | 2011 | 30 586 | | |