Show data table
| 1980 | 1,381 | 1996 | 1,640 | 2012 | 2,797 |
| 1981 | 1,319 | 1997 | 1,527 | 2013 | 2,660 |
| 1982 | 1,223 | 1998 | 1,138 | 2014 | 2,766 |
| 1983 | 1,195 | 1999 | 1,013 | 2015 | 2,467 |
| 1984 | 1,080 | 2000 | 1,008 | 2016 | 2,245 |
| 1985 | 976 | 2001 | 862 | 2017 | 2,344 |
| 1986 | 1,040 | 2002 | 815 | 2018 | 2,367 |
| 1987 | 1,160 | 2003 | 995 | 2019 | 2,315 |
| 1988 | 1,565 | 2004 | 1,112 | 2020 | 2,125 |
| 1989 | 1,455 | 2005 | 1,270 | 2021 | 2,216 |
| 1990 | 1,266 | 2006 | 1,412 | 2022 | 2,631 |
| 1991 | 1,444 | 2007 | 1,576 | 2023 | 2,502 |
| 1992 | 1,547 | 2008 | 1,884 | 2024 | 2,453 |
| 1993 | 1,714 | 2009 | 1,833 | 2025 | 2,538 |
| 1994 | 1,835 | 2010 | 2,115 | 2026 | 2,632 |
| 1995 | 1,582 | 2011 | 2,479 | | |
Show data table
| 1980 | 926 | 1996 | 2,163 | 2012 | 5,827 |
| 1981 | 887 | 1997 | 2,196 | 2013 | 5,970 |
| 1982 | 902 | 1998 | 2,361 | 2014 | 6,809 |
| 1983 | 996 | 1999 | 2,605 | 2015 | 6,828 |
| 1984 | 965 | 2000 | 2,803 | 2016 | 7,035 |
| 1985 | 976 | 2001 | 2,921 | 2017 | 7,473 |
| 1986 | 1,010 | 2002 | 3,173 | 2018 | 7,795 |
| 1987 | 1,053 | 2003 | 3,547 | 2019 | 7,841 |
| 1988 | 1,357 | 2004 | 3,583 | 2020 | 7,352 |
| 1989 | 1,250 | 2005 | 3,938 | 2021 | 7,777 |
| 1990 | 1,209 | 2006 | 4,316 | 2022 | 9,261 |
| 1991 | 1,374 | 2007 | 4,674 | 2023 | 9,007 |
| 1992 | 1,492 | 2008 | 5,086 | 2024 | 9,465 |
| 1993 | 1,676 | 2009 | 5,050 | 2025 | 10,465 |
| 1994 | 1,856 | 2010 | 5,751 | 2026 | 11,347 |
| 1995 | 2,024 | 2011 | 5,878 | | |
Show data table
| 1980 | 5,495 | 1996 | 6,505 | 2012 | 6,036 |
| 1981 | 5,412 | 1997 | 5,937 | 2013 | 5,970 |
| 1982 | 5,334 | 1998 | 6,060 | 2014 | 6,458 |
| 1983 | 5,396 | 1999 | 6,020 | 2015 | 6,557 |
| 1984 | 5,228 | 2000 | 5,728 | 2016 | 6,589 |
| 1985 | 5,284 | 2001 | 5,584 | 2017 | 6,499 |
| 1986 | 5,468 | 2002 | 5,442 | 2018 | 6,175 |
| 1987 | 5,703 | 2003 | 5,795 | 2019 | 6,146 |
| 1988 | 5,699 | 2004 | 5,691 | 2020 | 5,669 |
| 1989 | 5,384 | 2005 | 5,796 | 2021 | 5,373 |
| 1990 | 4,996 | 2006 | 5,806 | 2022 | 5,563 |
| 1991 | 5,309 | 2007 | 6,116 | 2023 | 5,657 |
| 1992 | 5,601 | 2008 | 5,960 | 2024 | 5,756 |
| 1993 | 6,188 | 2009 | 6,222 | 2025 | 5,955 |
| 1994 | 6,662 | 2010 | 6,446 | 2026 | 6,051 |
| 1995 | 6,264 | 2011 | 6,054 | | |