表を表示
| 1980 | 359 | 1996 | 358 | 2012 | 874 |
| 1981 | 290 | 1997 | 318 | 2013 | 902 |
| 1982 | 214 | 1998 | 354 | 2014 | 949 |
| 1983 | 186 | 1999 | 362 | 2015 | 839 |
| 1984 | 169 | 2000 | 301 | 2016 | 874 |
| 1985 | 190 | 2001 | 340 | 2017 | 925 |
| 1986 | 249 | 2002 | 377 | 2018 | 999 |
| 1987 | 282 | 2003 | 435 | 2019 | 974 |
| 1988 | 307 | 2004 | 489 | 2020 | 957 |
| 1989 | 368 | 2005 | 545 | 2021 | 1,030 |
| 1990 | 354 | 2006 | 578 | 2022 | 982 |
| 1991 | 383 | 2007 | 669 | 2023 | 1,044 |
| 1992 | 386 | 2008 | 768 | 2024 | 1,093 |
| 1993 | 373 | 2009 | 772 | 2025 | 1,190 |
| 1994 | 272 | 2010 | 780 | 2026 | 1,301 |
| 1995 | 328 | 2011 | 939 | | |
表を表示
| 1980 | 7.59万 | 1996 | 18.2万 | 2012 | 44.6万 |
| 1981 | 7.89万 | 1997 | 18.4万 | 2013 | 44.6万 |
| 1982 | 7.02万 | 1998 | 20.9万 | 2014 | 46.8万 |
| 1983 | 7.1万 | 1999 | 22.3万 | 2015 | 49.6万 |
| 1984 | 7.39万 | 2000 | 21.4万 | 2016 | 51.8万 |
| 1985 | 8.55万 | 2001 | 24.9万 | 2017 | 53.7万 |
| 1986 | 8.63万 | 2002 | 26.2万 | 2018 | 55.5万 |
| 1987 | 8.48万 | 2003 | 25.3万 | 2019 | 57.1万 |
| 1988 | 9.14万 | 2004 | 25.8万 | 2020 | 55万 |
| 1989 | 10万 | 2005 | 28.7万 | 2021 | 57.1万 |
| 1990 | 9.64万 | 2006 | 30.2万 | 2022 | 61.1万 |
| 1991 | 10.8万 | 2007 | 32万 | 2023 | 63.3万 |
| 1992 | 10.2万 | 2008 | 34.3万 | 2024 | 66.3万 |
| 1993 | 10.5万 | 2009 | 36.3万 | 2025 | 69.1万 |
| 1994 | 14.8万 | 2010 | 38.6万 | 2026 | 72.4万 |
| 1995 | 16.2万 | 2011 | 44.2万 | | |
表を表示
| 1980 | 41.1万 | 1996 | 38.7万 | 2012 | 46.5万 |
| 1981 | 39.9万 | 1997 | 40.3万 | 2013 | 46.6万 |
| 1982 | 37.7万 | 1998 | 41.5万 | 2014 | 48.1万 |
| 1983 | 37万 | 1999 | 41.3万 | 2015 | 49.6万 |
| 1984 | 34.8万 | 2000 | 39.5万 | 2016 | 50.9万 |
| 1985 | 37.4万 | 2001 | 42.8万 | 2017 | 51.9万 |
| 1986 | 36.3万 | 2002 | 44.6万 | 2018 | 52.8万 |
| 1987 | 35.6万 | 2003 | 45.4万 | 2019 | 53.8万 |
| 1988 | 37.8万 | 2004 | 42.8万 | 2020 | 51.6万 |
| 1989 | 38.2万 | 2005 | 44.2万 | 2021 | 51.6万 |
| 1990 | 35.8万 | 2006 | 44.9万 | 2022 | 51.9万 |
| 1991 | 39.2万 | 2007 | 45.3万 | 2023 | 52.8万 |
| 1992 | 36.2万 | 2008 | 45.9万 | 2024 | 53.8万 |
| 1993 | 37.4万 | 2009 | 46.6万 | 2025 | 54.7万 |
| 1994 | 37.4万 | 2010 | 47.8万 | 2026 | 56万 |
| 1995 | 37.2万 | 2011 | 48万 | | |