表を表示
| 1980 | 855 | 1996 | 687 | 2012 | 1,396 |
| 1981 | 777 | 1997 | 678 | 2013 | 1,490 |
| 1982 | 722 | 1998 | 742 | 2014 | 1,613 |
| 1983 | 644 | 1999 | 648 | 2015 | 1,625 |
| 1984 | 647 | 2000 | 617 | 2016 | 1,689 |
| 1985 | 623 | 2001 | 617 | 2017 | 1,805 |
| 1986 | 717 | 2002 | 612 | 2018 | 1,987 |
| 1987 | 758 | 2003 | 668 | 2019 | 2,108 |
| 1988 | 759 | 2004 | 693 | 2020 | 2,068 |
| 1989 | 728 | 2005 | 778 | 2021 | 2,209 |
| 1990 | 737 | 2006 | 855 | 2022 | 2,266 |
| 1991 | 675 | 2007 | 1,028 | 2023 | 2,099 |
| 1992 | 645 | 2008 | 1,119 | 2024 | 2,275 |
| 1993 | 435 | 2009 | 1,123 | 2025 | 2,558 |
| 1994 | 506 | 2010 | 1,176 | 2026 | 2,714 |
| 1995 | 624 | 2011 | 1,179 | | |
表を表示
| 1980 | 6,348 | 1996 | 3.92万 | 2012 | 11.8万 |
| 1981 | 7,027 | 1997 | 4.27万 | 2013 | 12.8万 |
| 1982 | 7,882 | 1998 | 4.48万 | 2014 | 14.2万 |
| 1983 | 8,579 | 1999 | 4.56万 | 2015 | 15.9万 |
| 1984 | 9,319 | 2000 | 4.7万 | 2016 | 17.1万 |
| 1985 | 1.02万 | 2001 | 4.85万 | 2017 | 18.7万 |
| 1986 | 1.16万 | 2002 | 4.82万 | 2018 | 20.1万 |
| 1987 | 1.25万 | 2003 | 5.08万 | 2019 | 21.5万 |
| 1988 | 1.35万 | 2004 | 5.48万 | 2020 | 22万 |
| 1989 | 1.5万 | 2005 | 5.88万 | 2021 | 24.2万 |
| 1990 | 1.69万 | 2006 | 6.16万 | 2022 | 26.6万 |
| 1991 | 1.86万 | 2007 | 6.92万 | 2023 | 29.2万 |
| 1992 | 2.07万 | 2008 | 7.74万 | 2024 | 30.9万 |
| 1993 | 2.52万 | 2009 | 8.69万 | 2025 | 33.1万 |
| 1994 | 2.84万 | 2010 | 9.32万 | 2026 | 35.9万 |
| 1995 | 3.21万 | 2011 | 10.5万 | | |
表を表示
| 1980 | 13.4万 | 1996 | 13.8万 | 2012 | 15.8万 |
| 1981 | 13.5万 | 1997 | 13.5万 | 2013 | 16万 |
| 1982 | 13.7万 | 1998 | 13.5万 | 2014 | 16.4万 |
| 1983 | 13.4万 | 1999 | 13.4万 | 2015 | 16.8万 |
| 1984 | 13.2万 | 2000 | 13万 | 2016 | 17.1万 |
| 1985 | 13.3万 | 2001 | 13.2万 | 2017 | 17.4万 |
| 1986 | 13.8万 | 2002 | 12.9万 | 2018 | 18万 |
| 1987 | 14万 | 2003 | 12.9万 | 2019 | 18.4万 |
| 1988 | 14.4万 | 2004 | 13.2万 | 2020 | 17.9万 |
| 1989 | 14.6万 | 2005 | 13.5万 | 2021 | 18.9万 |
| 1990 | 14.7万 | 2006 | 14万 | 2022 | 19.5万 |
| 1991 | 14.5万 | 2007 | 14.5万 | 2023 | 20.2万 |
| 1992 | 13.9万 | 2008 | 14.1万 | 2024 | 20.8万 |
| 1993 | 13.5万 | 2009 | 14.2万 | 2025 | 21.4万 |
| 1994 | 13.4万 | 2010 | 15万 | 2026 | 22万 |
| 1995 | 13.6万 | 2011 | 15.4万 | | |