Show data table
| 1980 | 4,507 | 1996 | 12,305 | 2012 | 27,945 |
| 1981 | 4,941 | 1997 | 12,968 | 2013 | 28,513 |
| 1982 | 5,147 | 1998 | 14,430 | 2014 | 28,981 |
| 1983 | 5,257 | 1999 | 15,293 | 2015 | 29,755 |
| 1984 | 5,777 | 2000 | 16,192 | 2016 | 30,586 |
| 1985 | 6,059 | 2001 | 18,244 | 2017 | 31,347 |
| 1986 | 6,495 | 2002 | 18,973 | 2018 | 31,549 |
| 1987 | 6,987 | 2003 | 19,820 | 2019 | 32,852 |
| 1988 | 7,579 | 2004 | 20,989 | 2020 | 32,643 |
| 1989 | 8,094 | 2005 | 21,959 | 2021 | 33,258 |
| 1990 | 8,676 | 2006 | 22,936 | 2022 | 35,576 |
| 1991 | 9,093 | 2007 | 23,665 | 2023 | 36,927 |
| 1992 | 9,687 | 2008 | 24,898 | 2024 | 39,612 |
| 1993 | 10,256 | 2009 | 25,769 | 2025 | 39,847 |
| 1994 | 10,943 | 2010 | 26,436 | 2026 | 40,650 |
| 1995 | 11,668 | 2011 | 27,279 | | |
Show data table
| 1980 | 4,507 | 1996 | 12,305 | 2012 | 27,945 |
| 1981 | 4,941 | 1997 | 12,968 | 2013 | 28,513 |
| 1982 | 5,147 | 1998 | 14,430 | 2014 | 28,981 |
| 1983 | 5,257 | 1999 | 15,293 | 2015 | 29,755 |
| 1984 | 5,777 | 2000 | 16,192 | 2016 | 30,586 |
| 1985 | 6,059 | 2001 | 18,244 | 2017 | 31,347 |
| 1986 | 6,495 | 2002 | 18,973 | 2018 | 31,549 |
| 1987 | 6,987 | 2003 | 19,820 | 2019 | 32,852 |
| 1988 | 7,579 | 2004 | 20,989 | 2020 | 32,643 |
| 1989 | 8,094 | 2005 | 21,959 | 2021 | 33,258 |
| 1990 | 8,676 | 2006 | 22,936 | 2022 | 35,576 |
| 1991 | 9,093 | 2007 | 23,665 | 2023 | 36,927 |
| 1992 | 9,687 | 2008 | 24,898 | 2024 | 39,612 |
| 1993 | 10,256 | 2009 | 25,769 | 2025 | 39,847 |
| 1994 | 10,943 | 2010 | 26,436 | 2026 | 40,650 |
| 1995 | 11,668 | 2011 | 27,279 | | |
Show data table
| 1980 | 15,210 | 1996 | 23,412 | 2012 | 30,452 |
| 1981 | 15,247 | 1997 | 24,350 | 2013 | 30,709 |
| 1982 | 14,656 | 1998 | 25,713 | 2014 | 30,843 |
| 1983 | 14,594 | 1999 | 26,606 | 2015 | 31,052 |
| 1984 | 15,518 | 2000 | 27,271 | 2016 | 31,225 |
| 1985 | 15,687 | 2001 | 29,789 | 2017 | 31,347 |
| 1986 | 16,799 | 2002 | 30,397 | 2018 | 30,917 |
| 1987 | 17,445 | 2003 | 31,089 | 2019 | 31,435 |
| 1988 | 18,383 | 2004 | 31,700 | 2020 | 30,508 |
| 1989 | 19,080 | 2005 | 31,115 | 2021 | 30,237 |
| 1990 | 19,602 | 2006 | 30,807 | 2022 | 31,131 |
| 1991 | 19,924 | 2007 | 30,627 | 2023 | 31,230 |
| 1992 | 20,693 | 2008 | 30,239 | 2024 | 32,531 |
| 1993 | 21,501 | 2009 | 29,811 | 2025 | 32,286 |
| 1994 | 22,235 | 2010 | 29,838 | 2026 | 32,270 |
| 1995 | 23,067 | 2011 | 30,077 | | |