表を表示
| 1998 | 37.4% | 2008 | 34.9% | 2018 | 38.6% |
| 1999 | 36.9% | 2009 | 36.5% | 2019 | 38.6% |
| 2000 | 34.5% | 2010 | 37% | 2020 | 38.8% |
| 2001 | 33% | 2011 | 37.9% | 2021 | 38.9% |
| 2002 | 32.8% | 2012 | 38.7% | 2022 | 39.6% |
| 2003 | 32.8% | 2013 | 38.1% | 2023 | 39.5% |
| 2004 | 33.8% | 2014 | 37.4% | 2024 | 42.2% |
| 2005 | 34.7% | 2015 | 37.1% | 2025 | 41.3% |
| 2006 | 35.1% | 2016 | 37% | 2026 | 41.5% |
| 2007 | 35.4% | 2017 | 37% | | |
表を表示
| 1998 | 21.9億 | 2008 | 81.5億 | 2018 | 109億 |
| 1999 | 22.5億 | 2009 | 67.4億 | 2019 | 114億 |
| 2000 | 23.1億 | 2010 | 65.5億 | 2020 | 113億 |
| 2001 | 24.1億 | 2011 | 72.4億 | 2021 | 125億 |
| 2002 | 26.7億 | 2012 | 81.8億 | 2022 | 143億 |
| 2003 | 30億 | 2013 | 83.6億 | 2023 | 156億 |
| 2004 | 35.9億 | 2014 | 85.3億 | 2024 | 172億 |
| 2005 | 45.5億 | 2015 | 88.2億 | 2025 | 178億 |
| 2006 | 57.1億 | 2016 | 90.7億 | 2026 | 189億 |
| 2007 | 76.1億 | 2017 | 96.2億 | | |
表を表示
| 1998 | 38.1% | 2008 | 38.2% | 2018 | 39.4% |
| 1999 | 40.4% | 2009 | 43.6% | 2019 | 39% |
| 2000 | 37% | 2010 | 43.6% | 2020 | 42.6% |
| 2001 | 35% | 2011 | 41.2% | 2021 | 44.6% |
| 2002 | 35.4% | 2012 | 38.6% | 2022 | 43.6% |
| 2003 | 34.4% | 2013 | 38.7% | 2023 | 42.9% |
| 2004 | 34.8% | 2014 | 39.2% | 2024 | 44% |
| 2005 | 35.8% | 2015 | 38.7% | 2025 | 45.4% |
| 2006 | 35.5% | 2016 | 37.4% | 2026 | 44.9% |
| 2007 | 34.8% | 2017 | 37.8% | | |
表を表示
| 1998 | 22.3億 | 2008 | 89.2億 | 2018 | 111億 |
| 1999 | 24.7億 | 2009 | 80.6億 | 2019 | 115億 |
| 2000 | 24.8億 | 2010 | 77.2億 | 2020 | 125億 |
| 2001 | 25.6億 | 2011 | 78.8億 | 2021 | 144億 |
| 2002 | 28.8億 | 2012 | 81.4億 | 2022 | 157億 |
| 2003 | 31.5億 | 2013 | 84.9億 | 2023 | 170億 |
| 2004 | 37億 | 2014 | 89.3億 | 2024 | 179億 |
| 2005 | 46.9億 | 2015 | 91.9億 | 2025 | 195億 |
| 2006 | 57.9億 | 2016 | 91.7億 | 2026 | 204億 |
| 2007 | 74.8億 | 2017 | 98.4億 | | |