Show data table
| 1980 | 1,329 | 1996 | 1,943 | 2012 | 4,570 |
| 1981 | 1,360 | 1997 | 2,044 | 2013 | 4,279 |
| 1982 | 1,177 | 1998 | 1,852 | 2014 | 4,086 |
| 1983 | 1,172 | 1999 | 1,799 | 2015 | 3,701 |
| 1984 | 969 | 2000 | 1,756 | 2016 | 3,505 |
| 1985 | 739 | 2001 | 1,544 | 2017 | 4,176 |
| 1986 | 909 | 2002 | 1,424 | 2018 | 4,302 |
| 1987 | 1,143 | 2003 | 2,166 | 2019 | 4,237 |
| 1988 | 1,296 | 2004 | 2,717 | 2020 | 3,755 |
| 1989 | 1,262 | 2005 | 3,095 | 2021 | 4,317 |
| 1990 | 1,490 | 2006 | 3,192 | 2022 | 4,216 |
| 1991 | 1,487 | 2007 | 3,339 | 2023 | 4,060 |
| 1992 | 1,588 | 2008 | 3,157 | 2024 | 4,220 |
| 1993 | 1,620 | 2009 | 3,420 | 2025 | 4,442 |
| 1994 | 1,755 | 2010 | 4,197 | 2026 | 4,927 |
| 1995 | 2,093 | 2011 | 4,538 | | |
Show data table
| 1980 | 1,035 | 1996 | 8,348 | 2012 | 37,522 |
| 1981 | 1,193 | 1997 | 9,416 | 2013 | 41,292 |
| 1982 | 1,278 | 1998 | 10,246 | 2014 | 44,312 |
| 1983 | 1,305 | 1999 | 10,995 | 2015 | 47,196 |
| 1984 | 1,431 | 2000 | 12,175 | 2016 | 51,573 |
| 1985 | 1,647 | 2001 | 13,280 | 2017 | 55,609 |
| 1986 | 2,076 | 2002 | 14,978 | 2018 | 56,950 |
| 1987 | 2,328 | 2003 | 16,382 | 2019 | 61,231 |
| 1988 | 2,946 | 2004 | 17,526 | 2020 | 61,819 |
| 1989 | 3,310 | 2005 | 19,688 | 2021 | 63,816 |
| 1990 | 3,856 | 2006 | 21,603 | 2022 | 68,992 |
| 1991 | 4,105 | 2007 | 23,556 | 2023 | 74,937 |
| 1992 | 4,529 | 2008 | 26,050 | 2024 | 77,368 |
| 1993 | 5,292 | 2009 | 28,857 | 2025 | 79,476 |
| 1994 | 6,229 | 2010 | 30,728 | 2026 | 82,281 |
| 1995 | 7,591 | 2011 | 32,914 | | |
Show data table
| 1980 | 25,508 | 1996 | 35,271 | 2012 | 52,535 |
| 1981 | 26,377 | 1997 | 35,758 | 2013 | 54,267 |
| 1982 | 25,882 | 1998 | 36,221 | 2014 | 55,076 |
| 1983 | 24,908 | 1999 | 36,887 | 2015 | 55,696 |
| 1984 | 24,708 | 2000 | 37,154 | 2016 | 57,004 |
| 1985 | 24,277 | 2001 | 37,201 | 2017 | 58,569 |
| 1986 | 27,671 | 2002 | 38,523 | 2018 | 58,069 |
| 1987 | 29,283 | 2003 | 39,746 | 2019 | 61,231 |
| 1988 | 30,083 | 2004 | 40,938 | 2020 | 58,783 |
| 1989 | 31,420 | 2005 | 43,158 | 2021 | 60,612 |
| 1990 | 33,148 | 2006 | 45,516 | 2022 | 60,191 |
| 1991 | 32,403 | 2007 | 47,261 | 2023 | 61,645 |
| 1992 | 32,199 | 2008 | 47,329 | 2024 | 62,794 |
| 1993 | 32,246 | 2009 | 47,763 | 2025 | 64,362 |
| 1994 | 33,024 | 2010 | 49,285 | 2026 | 66,238 |
| 1995 | 34,645 | 2011 | 50,114 | | |