表を表示
| 1992 | 2.81億 | 2004 | 4.93億 | 2016 | 4.49億 |
| 1993 | 2.3億 | 2005 | 5.14億 | 2017 | 4.74億 |
| 1994 | 2.38億 | 2006 | 6.09億 | 2018 | 5.29億 |
| 1995 | 3.35億 | 2007 | 6.93億 | 2019 | 5.73億 |
| 1996 | 3.3億 | 2008 | 8.29億 | 2020 | 5.74億 |
| 1997 | 2.91億 | 2009 | 7.99億 | 2021 | 7.63億 |
| 1998 | 3.01億 | 2010 | 7.72億 | 2022 | 7.75億 |
| 1999 | 2.75億 | 2011 | 6.66億 | 2023 | 9.1億 |
| 2000 | 2.22億 | 2012 | 5.43億 | 2024 | 9.81億 |
| 2001 | 2.71億 | 2013 | 5.07億 | 2025 | 12.2億 |
| 2002 | 3.27億 | 2014 | 4.86億 | | |
| 2003 | 4.17億 | 2015 | 4.01億 | | |
表を表示
| 1992 | 2.2% | 2004 | 1.4% | 2016 | 1% |
| 1993 | 1.8% | 2005 | 1.4% | 2017 | 1% |
| 1994 | 1.7% | 2006 | 1.6% | 2018 | 1% |
| 1995 | 1.6% | 2007 | 1.4% | 2019 | 1.1% |
| 1996 | 1.5% | 2008 | 1.5% | 2020 | 1.1% |
| 1997 | 1.4% | 2009 | 1.6% | 2021 | 1.2% |
| 1998 | 1.4% | 2010 | 1.6% | 2022 | 1.3% |
| 1999 | 1.2% | 2011 | 1.3% | 2023 | 1.3% |
| 2000 | 1.1% | 2012 | 1.2% | 2024 | 1.3% |
| 2001 | 1.3% | 2013 | 1.1% | 2025 | 1.5% |
| 2002 | 1.4% | 2014 | 1% | | |
| 2003 | 1.4% | 2015 | 0.9% | | |