表を表示
| 1981 | 208万 | 2000 | 712万 | 2014 | 1,992万 |
| 1982 | 258万 | 2001 | 745万 | 2015 | 1,972万 |
| 1983 | 290万 | 2002 | 783万 | 2016 | 2,171万 |
| 1984 | 326万 | 2003 | 855万 | 2017 | 2,306万 |
| 1985 | 326万 | 2004 | 949万 | 2018 | 2,334万 |
| 1989 | 436万 | 2005 | 1,071万 | 2019 | 2,442万 |
| 1990 | 477万 | 2006 | 1,228万 | 2020 | 2,603万 |
| 1991 | 473万 | 2007 | 1,376万 | 2021 | 2,670万 |
| 1992 | 529万 | 2008 | 1,872万 | 2022 | 2,781万 |
| 1993 | 613万 | 2009 | 1,727万 | 2023 | 3,249万 |
| 1994 | 790万 | 2010 | 1,534万 | 2024 | 3,518万 |
| 1995 | 805万 | 2011 | 1,542万 | 2025 | 3,332万 |
| 1996 | 797万 | 2012 | 1,522万 | | |
| 1997 | 940万 | 2013 | 1,778万 | | |
表を表示
| 1981 | 1.2% | 2000 | 0.7% | 2014 | 0.9% |
| 1982 | 1.4% | 2001 | 0.7% | 2015 | 1% |
| 1983 | 1.5% | 2002 | 0.6% | 2016 | 1% |
| 1984 | 1.5% | 2003 | 0.7% | 2017 | 1.1% |
| 1985 | 1.6% | 2004 | 0.7% | 2018 | 1% |
| 1989 | 1.2% | 2005 | 0.8% | 2019 | 1% |
| 1990 | 1.3% | 2006 | 0.8% | 2020 | 1.4% |
| 1991 | 1.3% | 2007 | 0.8% | 2021 | 1.1% |
| 1992 | 0.8% | 2008 | 1.1% | 2022 | 1% |
| 1993 | 0.9% | 2009 | 1.1% | 2023 | 1% |
| 1994 | 1.1% | 2010 | 0.9% | 2024 | 1.1% |
| 1995 | 1% | 2011 | 0.9% | 2025 | 1% |
| 1996 | 1% | 2012 | 0.8% | | |
| 1997 | 1.1% | 2013 | 0.9% | | |