Show data table
| 1980 | 756 | 1996 | 400 | 2012 | 1,710 |
| 1981 | 756 | 1997 | 466 | 2013 | 1,821 |
| 1982 | 707 | 1998 | 373 | 2014 | 1,708 |
| 1983 | 591 | 1999 | 350 | 2015 | 1,296 |
| 1984 | 472 | 2000 | 359 | 2016 | 1,239 |
| 1985 | 434 | 2001 | 375 | 2017 | 1,483 |
| 1986 | 290 | 2002 | 394 | 2018 | 1,464 |
| 1987 | 349 | 2003 | 446 | 2019 | 1,259 |
| 1988 | 571 | 2004 | 549 | 2020 | 952 |
| 1989 | 591 | 2005 | 711 | 2021 | 1,127 |
| 1990 | 536 | 2006 | 1,052 | 2022 | 1,447 |
| 1991 | 470 | 2007 | 1,119 | 2023 | 1,331 |
| 1992 | 447 | 2008 | 1,376 | 2024 | 1,187 |
| 1993 | 426 | 2009 | 1,136 | 2025 | 1,318 |
| 1994 | 426 | 2010 | 1,451 | 2026 | 1,831 |
| 1995 | 432 | 2011 | 1,625 | | |
Show data table
| 1980 | 1 | 1996 | 483 | 2012 | 8,802 |
| 1981 | 1 | 1997 | 612 | 2013 | 9,827 |
| 1982 | 1 | 1998 | 695 | 2014 | 10,510 |
| 1983 | 1 | 1999 | 835 | 2015 | 11,182 |
| 1984 | 1 | 2000 | 1,118 | 2016 | 12,776 |
| 1985 | 1 | 2001 | 1,432 | 2017 | 14,119 |
| 1986 | 2 | 2002 | 1,732 | 2018 | 15,310 |
| 1987 | 3 | 2003 | 2,112 | 2019 | 16,228 |
| 1988 | 5 | 2004 | 2,622 | 2020 | 17,457 |
| 1989 | 8 | 2005 | 3,173 | 2021 | 22,564 |
| 1990 | 16 | 2006 | 3,789 | 2022 | 24,511 |
| 1991 | 30 | 2007 | 4,478 | 2023 | 26,897 |
| 1992 | 77 | 2008 | 5,152 | 2024 | 31,062 |
| 1993 | 195 | 2009 | 5,734 | 2025 | 33,113 |
| 1994 | 285 | 2010 | 6,961 | 2026 | 36,625 |
| 1995 | 374 | 2011 | 7,898 | | |
Show data table
| 1980 | 7,108 | 1996 | 4,682 | 2012 | 7,404 |
| 1981 | 7,338 | 1997 | 4,738 | 2013 | 7,534 |
| 1982 | 6,903 | 1998 | 4,598 | 2014 | 7,641 |
| 1983 | 6,616 | 1999 | 4,684 | 2015 | 7,623 |
| 1984 | 6,309 | 2000 | 4,732 | 2016 | 7,668 |
| 1985 | 6,199 | 2001 | 4,835 | 2017 | 7,698 |
| 1986 | 6,121 | 2002 | 4,900 | 2018 | 7,772 |
| 1987 | 6,031 | 2003 | 5,080 | 2019 | 7,654 |
| 1988 | 6,397 | 2004 | 5,267 | 2020 | 7,228 |
| 1989 | 5,980 | 2005 | 5,465 | 2021 | 7,465 |
| 1990 | 5,764 | 2006 | 5,697 | 2022 | 7,640 |
| 1991 | 5,556 | 2007 | 5,959 | 2023 | 7,828 |
| 1992 | 5,506 | 2008 | 6,197 | 2024 | 7,902 |
| 1993 | 5,346 | 2009 | 6,533 | 2025 | 7,975 |
| 1994 | 4,498 | 2010 | 6,961 | 2026 | 8,092 |
| 1995 | 4,518 | 2011 | 7,108 | | |