表を表示
| 1983 | 72.8万 | 1996 | 393万 | 2009 | 710万 |
| 1984 | 84.7万 | 1997 | 418万 | 2012 | 1,117万 |
| 1985 | 124万 | 1998 | 405万 | 2013 | 1,038万 |
| 1986 | 105万 | 1999 | 352万 | 2014 | 1,460万 |
| 1987 | 139万 | 2000 | 332万 | 2015 | 1,390万 |
| 1988 | 216万 | 2001 | 245万 | 2018 | 1,148万 |
| 1989 | 272万 | 2002 | 226万 | 2019 | 1,446万 |
| 1990 | 346万 | 2003 | 200万 | 2020 | 1,480万 |
| 1991 | 400万 | 2004 | 193万 | 2021 | 1,588万 |
| 1992 | 350万 | 2005 | 299万 | 2022 | 1,556万 |
| 1993 | 256万 | 2006 | 279万 | 2023 | 1,442万 |
| 1994 | 232万 | 2007 | 455万 | 2024 | 1,467万 |
| 1995 | 289万 | 2008 | 1,716万 | 2025 | 1,474万 |
表を表示
| 1983 | 0.3% | 1996 | 0.4% | 2009 | 0.5% |
| 1984 | 0.5% | 1997 | 0.4% | 2012 | 0.8% |
| 1985 | 0.6% | 1998 | 0.4% | 2013 | 0.8% |
| 1986 | 0.6% | 1999 | 0.3% | 2014 | 1.2% |
| 1987 | 0.6% | 2000 | 0.3% | 2015 | 1% |
| 1988 | 0.8% | 2001 | 0.2% | 2018 | 0.7% |
| 1989 | 1% | 2002 | 0.2% | 2019 | 0.8% |
| 1990 | 0.5% | 2003 | 0.2% | 2020 | 0.8% |
| 1991 | 0.5% | 2004 | 0.2% | 2021 | 0.8% |
| 1992 | 0.4% | 2005 | 0.3% | 2022 | 0.7% |
| 1993 | 0.3% | 2006 | 0.3% | 2023 | 0.6% |
| 1994 | 0.3% | 2007 | 0.4% | 2024 | 0.6% |
| 1995 | 0.3% | 2008 | 1.1% | 2025 | 0.6% |