表を表示
| 1980 | 722 | 1996 | 794 | 2012 | 1,485 |
| 1981 | 617 | 1997 | 718 | 2013 | 1,596 |
| 1982 | 571 | 1998 | 705 | 2014 | 1,609 |
| 1983 | 542 | 1999 | 707 | 2015 | 1,323 |
| 1984 | 517 | 2000 | 633 | 2016 | 1,357 |
| 1985 | 511 | 2001 | 681 | 2017 | 1,414 |
| 1986 | 669 | 2002 | 764 | 2018 | 1,519 |
| 1987 | 789 | 2003 | 959 | 2019 | 1,502 |
| 1988 | 824 | 2004 | 1,071 | 2020 | 1,511 |
| 1989 | 783 | 2005 | 1,106 | 2021 | 1,549 |
| 1990 | 931 | 2006 | 1,139 | 2022 | 1,439 |
| 1991 | 906 | 2007 | 1,290 | 2023 | 1,527 |
| 1992 | 964 | 2008 | 1,454 | 2024 | 1,621 |
| 1993 | 923 | 2009 | 1,408 | 2025 | 1,769 |
| 1994 | 665 | 2010 | 1,385 | 2026 | 1,951 |
| 1995 | 812 | 2011 | 1,527 | | |
表を表示
| 1980 | 15.3万 | 1996 | 30.5万 | 2012 | 56.8万 |
| 1981 | 16.8万 | 1997 | 31.4万 | 2013 | 59.1万 |
| 1982 | 18.8万 | 1998 | 31.2万 | 2014 | 59.6万 |
| 1983 | 20.6万 | 1999 | 32.6万 | 2015 | 58.7万 |
| 1984 | 22.6万 | 2000 | 33.7万 | 2016 | 60.3万 |
| 1985 | 23万 | 2001 | 37.4万 | 2017 | 61.6万 |
| 1986 | 23.2万 | 2002 | 39.8万 | 2018 | 63.2万 |
| 1987 | 23.7万 | 2003 | 41.7万 | 2019 | 66万 |
| 1988 | 24.6万 | 2004 | 42.4万 | 2020 | 65.1万 |
| 1989 | 25万 | 2005 | 43.7万 | 2021 | 64.4万 |
| 1990 | 25.4万 | 2006 | 44.6万 | 2022 | 67.2万 |
| 1991 | 25.6万 | 2007 | 46.3万 | 2023 | 69.5万 |
| 1992 | 25.5万 | 2008 | 48.7万 | 2024 | 73.7万 |
| 1993 | 26.1万 | 2009 | 49.7万 | 2025 | 77.1万 |
| 1994 | 27.7万 | 2010 | 51.4万 | 2026 | 81.4万 |
| 1995 | 30.4万 | 2011 | 54万 | | |
表を表示
| 1980 | 44.8万 | 1996 | 44.9万 | 2012 | 49.9万 |
| 1981 | 46.1万 | 1997 | 45.9万 | 2013 | 51.1万 |
| 1982 | 46.9万 | 1998 | 44.9万 | 2014 | 51万 |
| 1983 | 47.2万 | 1999 | 45.2万 | 2015 | 50.5万 |
| 1984 | 48.7万 | 2000 | 43.9万 | 2016 | 51.1万 |
| 1985 | 48.7万 | 2001 | 45.3万 | 2017 | 51.9万 |
| 1986 | 48.4万 | 2002 | 46.5万 | 2018 | 52.8万 |
| 1987 | 48万 | 2003 | 46.4万 | 2019 | 52.7万 |
| 1988 | 49万 | 2004 | 47万 | 2020 | 51.7万 |
| 1989 | 47.3万 | 2005 | 48.7万 | 2021 | 51.7万 |
| 1990 | 49.4万 | 2006 | 46.9万 | 2022 | 51.2万 |
| 1991 | 45.1万 | 2007 | 46.3万 | 2023 | 51.6万 |
| 1992 | 47.3万 | 2008 | 47.2万 | 2024 | 52.1万 |
| 1993 | 47.4万 | 2009 | 47.7万 | 2025 | 52.9万 |
| 1994 | 44.6万 | 2010 | 48.5万 | 2026 | 53.9万 |
| 1995 | 46.1万 | 2011 | 49.4万 | | |