表を表示
| 1980 | 212 | 1996 | 325 | 2012 | 1,398 |
| 1981 | 246 | 1997 | 302 | 2013 | 1,351 |
| 1982 | 232 | 1998 | 330 | 2014 | 1,331 |
| 1983 | 227 | 1999 | 280 | 2015 | 1,032 |
| 1984 | 237 | 2000 | 244 | 2016 | 898 |
| 1985 | 250 | 2001 | 289 | 2017 | 883 |
| 1986 | 299 | 2002 | 325 | 2018 | 980 |
| 1987 | 329 | 2003 | 429 | 2019 | 929 |
| 1988 | 372 | 2004 | 667 | 2020 | 902 |
| 1989 | 340 | 2005 | 858 | 2021 | 1,004 |
| 1990 | 397 | 2006 | 929 | 2022 | 1,037 |
| 1991 | 381 | 2007 | 1,004 | 2023 | 1,040 |
| 1992 | 385 | 2008 | 1,197 | 2024 | 1,120 |
| 1993 | 326 | 2009 | 1,064 | 2025 | 1,165 |
| 1994 | 255 | 2010 | 1,177 | 2026 | 1,315 |
| 1995 | 303 | 2011 | 1,350 | | |
表を表示
| 1980 | 4.77万 | 1996 | 16.6万 | 2012 | 71.3万 |
| 1981 | 7.06万 | 1997 | 17.6万 | 2013 | 66.7万 |
| 1982 | 7.8万 | 1998 | 19.4万 | 2014 | 65.7万 |
| 1983 | 9.46万 | 1999 | 17.2万 | 2015 | 61万 |
| 1984 | 11.4万 | 2000 | 17.3万 | 2016 | 53.2万 |
| 1985 | 11.2万 | 2001 | 21.2万 | 2017 | 51.3万 |
| 1986 | 10.4万 | 2002 | 22.5万 | 2018 | 54.4万 |
| 1987 | 9.88万 | 2003 | 24.9万 | 2019 | 54.4万 |
| 1988 | 11.1万 | 2004 | 35.2万 | 2020 | 51.8万 |
| 1989 | 10.9万 | 2005 | 45.2万 | 2021 | 55.6万 |
| 1990 | 10.8万 | 2006 | 48.5万 | 2022 | 64.5万 |
| 1991 | 10.8万 | 2007 | 48.1万 | 2023 | 63.1万 |
| 1992 | 10.2万 | 2008 | 53.4万 | 2024 | 67.9万 |
| 1993 | 9.22万 | 2009 | 50.1万 | 2025 | 67.7万 |
| 1994 | 14.2万 | 2010 | 58.2万 | 2026 | 73.1万 |
| 1995 | 15.1万 | 2011 | 63.6万 | | |
表を表示
| 1980 | 30.2万 | 1996 | 34.1万 | 2012 | 58.8万 |
| 1981 | 26.3万 | 1997 | 34.8万 | 2013 | 58.5万 |
| 1982 | 27.1万 | 1998 | 36万 | 2014 | 57.9万 |
| 1983 | 30.6万 | 1999 | 34.5万 | 2015 | 57.9万 |
| 1984 | 31.4万 | 2000 | 32.9万 | 2016 | 54万 |
| 1985 | 33万 | 2001 | 35.4万 | 2017 | 51.3万 |
| 1986 | 34万 | 2002 | 36.9万 | 2018 | 52.4万 |
| 1987 | 34.1万 | 2003 | 40.8万 | 2019 | 53.8万 |
| 1988 | 35.5万 | 2004 | 52.5万 | 2020 | 52.3万 |
| 1989 | 35.1万 | 2005 | 54.4万 | 2021 | 51.7万 |
| 1990 | 35万 | 2006 | 52.2万 | 2022 | 52.6万 |
| 1991 | 37.5万 | 2007 | 52.7万 | 2023 | 53.7万 |
| 1992 | 37.2万 | 2008 | 52.6万 | 2024 | 54.8万 |
| 1993 | 35.2万 | 2009 | 50.2万 | 2025 | 56.3万 |
| 1994 | 36万 | 2010 | 55.2万 | 2026 | 57.6万 |
| 1995 | 34.5万 | 2011 | 55.8万 | | |