表を表示
| 1982 | 27.9% | 1997 | 44.8% | 2012 | 62.7% |
| 1983 | 29% | 1998 | 39.6% | 2013 | 55.8% |
| 1984 | 31.6% | 1999 | 35.5% | 2014 | 53.3% |
| 1985 | 34.5% | 2000 | 38.3% | 2015 | 50.4% |
| 1986 | 34.1% | 2001 | 38.7% | 2016 | 44.7% |
| 1987 | 37.5% | 2002 | 38.8% | 2017 | 48.4% |
| 1988 | 33.5% | 2003 | 40.6% | 2018 | 47.5% |
| 1989 | 39.7% | 2004 | 42.3% | 2019 | 47.8% |
| 1990 | 41.7% | 2005 | 42.1% | 2020 | 55.6% |
| 1991 | 41.1% | 2006 | 54.8% | 2021 | 48.9% |
| 1992 | 40% | 2007 | 58.9% | 2022 | 44.4% |
| 1993 | 43.6% | 2008 | 62.2% | 2023 | 56.4% |
| 1994 | 45.9% | 2009 | 62.3% | 2024 | 60.6% |
| 1995 | 47.2% | 2010 | 53.8% | 2025 | 56.4% |
| 1996 | 43.6% | 2011 | 50.3% | 2026 | 56.8% |
表を表示
| 1982 | 1.21億 | 1997 | 21.7億 | 2012 | 132億 |
| 1983 | 1.43億 | 1998 | 21.2億 | 2013 | 132億 |
| 1984 | 1.8億 | 1999 | 20.5億 | 2014 | 146億 |
| 1985 | 2.38億 | 2000 | 24.5億 | 2015 | 153億 |
| 1986 | 2.8億 | 2001 | 28.5億 | 2016 | 139億 |
| 1987 | 3.61億 | 2002 | 32.3億 | 2017 | 153億 |
| 1988 | 4.09億 | 2003 | 36.6億 | 2018 | 162億 |
| 1989 | 5.81億 | 2004 | 42.3億 | 2019 | 164億 |
| 1990 | 7.28億 | 2005 | 46.6億 | 2020 | 190億 |
| 1991 | 8.67億 | 2006 | 66.3億 | 2021 | 177億 |
| 1992 | 10.1億 | 2007 | 73.8億 | 2022 | 172億 |
| 1993 | 12.6億 | 2008 | 91億 | 2023 | 235億 |
| 1994 | 15.2億 | 2009 | 94.4億 | 2024 | 278億 |
| 1995 | 18億 | 2010 | 91.2億 | 2025 | 270億 |
| 1996 | 18.6億 | 2011 | 96.3億 | 2026 | 287億 |
表を表示
| 1982 | 29.9% | 1997 | 44.6% | 2012 | 58.1% |
| 1983 | 27.2% | 1998 | 51.4% | 2013 | 58.4% |
| 1984 | 26.8% | 1999 | 50.8% | 2014 | 50.1% |
| 1985 | 32.8% | 2000 | 39.3% | 2015 | 51.7% |
| 1986 | 33.2% | 2001 | 41.4% | 2016 | 54.1% |
| 1987 | 40.3% | 2002 | 41.2% | 2017 | 50.4% |
| 1988 | 35.3% | 2003 | 39.8% | 2018 | 51.9% |
| 1989 | 35.8% | 2004 | 36.3% | 2019 | 52.9% |
| 1990 | 32.9% | 2005 | 37.6% | 2020 | 54.2% |
| 1991 | 31.3% | 2006 | 43.2% | 2021 | 53.6% |
| 1992 | 35.3% | 2007 | 48.1% | 2022 | 50.8% |
| 1993 | 36% | 2008 | 54.1% | 2023 | 49% |
| 1994 | 40.2% | 2009 | 66.4% | 2024 | 52.5% |
| 1995 | 42.1% | 2010 | 55.3% | 2025 | 54.2% |
| 1996 | 41.5% | 2011 | 60.2% | 2026 | 52.6% |
表を表示
| 1982 | 1.3億 | 1997 | 21.5億 | 2012 | 122億 |
| 1983 | 1.33億 | 1998 | 27.4億 | 2013 | 139億 |
| 1984 | 1.52億 | 1999 | 29.4億 | 2014 | 137億 |
| 1985 | 2.27億 | 2000 | 25.1億 | 2015 | 157億 |
| 1986 | 2.73億 | 2001 | 30.6億 | 2016 | 168億 |
| 1987 | 3.89億 | 2002 | 34.3億 | 2017 | 159億 |
| 1988 | 4.32億 | 2003 | 35.8億 | 2018 | 177億 |
| 1989 | 5.25億 | 2004 | 36.2億 | 2019 | 182億 |
| 1990 | 5.75億 | 2005 | 41.6億 | 2020 | 185億 |
| 1991 | 6.62億 | 2006 | 52.3億 | 2021 | 195億 |
| 1992 | 8.94億 | 2007 | 60.3億 | 2022 | 196億 |
| 1993 | 10.4億 | 2008 | 79.1億 | 2023 | 204億 |
| 1994 | 13.3億 | 2009 | 101億 | 2024 | 241億 |
| 1995 | 16億 | 2010 | 93.8億 | 2025 | 260億 |
| 1996 | 17.7億 | 2011 | 115億 | 2026 | 266億 |