表を表示
| 1980 | 1,268 | 1996 | 1,008 | 2012 | 3,756 |
| 1981 | 1,009 | 1997 | 893 | 2013 | 3,720 |
| 1982 | 853 | 1998 | 763 | 2014 | 3,623 |
| 1983 | 752 | 1999 | 877 | 2015 | 2,348 |
| 1984 | 671 | 2000 | 1,156 | 2016 | 2,107 |
| 1985 | 668 | 2001 | 934 | 2017 | 2,227 |
| 1986 | 886 | 2002 | 1,000 | 2018 | 2,716 |
| 1987 | 1,044 | 2003 | 1,128 | 2019 | 2,509 |
| 1988 | 1,077 | 2004 | 1,440 | 2020 | 2,014 |
| 1989 | 1,071 | 2005 | 1,812 | 2021 | 2,294 |
| 1990 | 1,220 | 2006 | 2,117 | 2022 | 2,339 |
| 1991 | 1,238 | 2007 | 2,220 | 2023 | 2,309 |
| 1992 | 1,301 | 2008 | 2,848 | 2024 | 2,342 |
| 1993 | 1,158 | 2009 | 2,281 | 2025 | 2,404 |
| 1994 | 775 | 2010 | 2,965 | 2026 | 2,554 |
| 1995 | 896 | 2011 | 3,414 | | |
表を表示
| 1980 | 26.8万 | 1996 | 51.6万 | 2012 | 192万 |
| 1981 | 27.4万 | 1997 | 52.1万 | 2013 | 184万 |
| 1982 | 28万 | 1998 | 45万 | 2014 | 179万 |
| 1983 | 28.7万 | 1999 | 53.9万 | 2015 | 139万 |
| 1984 | 29.3万 | 2000 | 82.3万 | 2016 | 125万 |
| 1985 | 30万 | 2001 | 68.4万 | 2017 | 129万 |
| 1986 | 30.7万 | 2002 | 69.7万 | 2018 | 151万 |
| 1987 | 31.4万 | 2003 | 65.4万 | 2019 | 147万 |
| 1988 | 32.1万 | 2004 | 76万 | 2020 | 116万 |
| 1989 | 34.2万 | 2005 | 95.5万 | 2021 | 127万 |
| 1990 | 33.2万 | 2006 | 111万 | 2022 | 146万 |
| 1991 | 34.9万 | 2007 | 106万 | 2023 | 140万 |
| 1992 | 34.4万 | 2008 | 127万 | 2024 | 142万 |
| 1993 | 32.8万 | 2009 | 107万 | 2025 | 140万 |
| 1994 | 43万 | 2010 | 147万 | 2026 | 142万 |
| 1995 | 44.7万 | 2011 | 161万 | | |
表を表示
| 1980 | 82.3万 | 1996 | 102万 | 2012 | 110万 |
| 1981 | 82万 | 1997 | 98.8万 | 2013 | 107万 |
| 1982 | 81.4万 | 1998 | 105万 | 2014 | 111万 |
| 1983 | 80.9万 | 1999 | 98.8万 | 2015 | 105万 |
| 1984 | 80.3万 | 2000 | 106万 | 2016 | 97万 |
| 1985 | 79.7万 | 2001 | 97.4万 | 2017 | 89.4万 |
| 1986 | 79.2万 | 2002 | 96.1万 | 2018 | 85.3万 |
| 1987 | 78.6万 | 2003 | 93.9万 | 2019 | 84.3万 |
| 1988 | 92.9万 | 2004 | 90.6万 | 2020 | 77.2万 |
| 1989 | 106万 | 2005 | 95.5万 | 2021 | 76.2万 |
| 1990 | 104万 | 2006 | 99.3万 | 2022 | 75.8万 |
| 1991 | 104万 | 2007 | 89.4万 | 2023 | 75.2万 |
| 1992 | 106万 | 2008 | 91.9万 | 2024 | 74.7万 |
| 1993 | 104万 | 2009 | 98.6万 | 2025 | 74.4万 |
| 1994 | 99.9万 | 2010 | 104万 | 2026 | 74.4万 |
| 1995 | 101万 | 2011 | 103万 | | |