Show data table
| 1980 | 11,258 | 1996 | 25,806 | 2012 | 47,694 |
| 1981 | 10,990 | 1997 | 24,750 | 2013 | 49,804 |
| 1982 | 11,037 | 1998 | 26,065 | 2014 | 50,181 |
| 1983 | 10,545 | 1999 | 26,236 | 2015 | 42,625 |
| 1984 | 10,890 | 2000 | 24,370 | 2016 | 43,503 |
| 1985 | 11,489 | 2001 | 24,999 | 2017 | 46,110 |
| 1986 | 14,998 | 2002 | 27,000 | 2018 | 49,698 |
| 1987 | 18,632 | 2003 | 32,954 | 2019 | 48,396 |
| 1988 | 22,123 | 2004 | 37,812 | 2020 | 48,827 |
| 1989 | 24,041 | 2005 | 39,142 | 2021 | 53,204 |
| 1990 | 28,491 | 2006 | 41,300 | 2022 | 50,552 |
| 1991 | 25,651 | 2007 | 48,587 | 2023 | 53,069 |
| 1992 | 22,497 | 2008 | 53,895 | 2024 | 53,292 |
| 1993 | 17,641 | 2009 | 47,539 | 2025 | 56,464 |
| 1994 | 20,406 | 2010 | 46,648 | 2026 | 60,130 |
| 1995 | 26,322 | 2011 | 51,175 | | |
Show data table
| 1980 | 7,059 | 1996 | 19,930 | 2012 | 37,098 |
| 1981 | 7,957 | 1997 | 21,582 | 2013 | 37,499 |
| 1982 | 8,901 | 1998 | 23,397 | 2014 | 37,763 |
| 1983 | 9,870 | 1999 | 24,592 | 2015 | 38,414 |
| 1984 | 10,986 | 2000 | 26,374 | 2016 | 39,312 |
| 1985 | 11,910 | 2001 | 27,912 | 2017 | 40,831 |
| 1986 | 12,776 | 2002 | 28,574 | 2018 | 42,064 |
| 1987 | 13,755 | 2003 | 29,140 | 2019 | 43,226 |
| 1988 | 15,542 | 2004 | 30,412 | 2020 | 42,783 |
| 1989 | 17,344 | 2005 | 31,445 | 2021 | 44,954 |
| 1990 | 18,286 | 2006 | 32,891 | 2022 | 47,967 |
| 1991 | 17,388 | 2007 | 35,448 | 2023 | 49,067 |
| 1992 | 16,859 | 2008 | 36,648 | 2024 | 49,251 |
| 1993 | 16,936 | 2009 | 34,120 | 2025 | 49,998 |
| 1994 | 17,851 | 2010 | 35,158 | 2026 | 50,991 |
| 1995 | 19,309 | 2011 | 36,771 | | |
Show data table
| 1980 | 21,732 | 1996 | 27,878 | 2012 | 39,306 |
| 1981 | 21,938 | 1997 | 29,572 | 2013 | 38,738 |
| 1982 | 22,501 | 1998 | 31,094 | 2014 | 38,379 |
| 1983 | 23,061 | 1999 | 32,381 | 2015 | 38,414 |
| 1984 | 23,665 | 2000 | 34,167 | 2016 | 39,290 |
| 1985 | 24,382 | 2001 | 35,003 | 2017 | 40,470 |
| 1986 | 24,961 | 2002 | 35,499 | 2018 | 40,880 |
| 1987 | 25,770 | 2003 | 36,134 | 2019 | 41,396 |
| 1988 | 27,042 | 2004 | 37,485 | 2020 | 40,311 |
| 1989 | 28,327 | 2005 | 38,402 | 2021 | 41,326 |
| 1990 | 28,273 | 2006 | 39,801 | 2022 | 41,533 |
| 1991 | 26,482 | 2007 | 41,746 | 2023 | 40,882 |
| 1992 | 25,450 | 2008 | 41,887 | 2024 | 40,743 |
| 1993 | 25,121 | 2009 | 38,317 | 2025 | 40,756 |
| 1994 | 25,999 | 2010 | 39,345 | 2026 | 41,154 |
| 1995 | 26,989 | 2011 | 40,107 | | |