表を表示
| 1998 | 58.9% | 2008 | 28.2% | 2018 | 49.4% |
| 1999 | 59.4% | 2009 | 33.3% | 2019 | 44.3% |
| 2000 | 55.8% | 2010 | 40.3% | 2020 | 43.2% |
| 2001 | 53.8% | 2011 | 41.5% | 2021 | 45.4% |
| 2002 | 50.3% | 2012 | 50.9% | 2022 | 41% |
| 2003 | 42.8% | 2013 | 54.1% | 2023 | 31.8% |
| 2004 | 39.8% | 2014 | 54.9% | 2024 | 25.2% |
| 2005 | 34.2% | 2015 | 56.4% | 2025 | 21.2% |
| 2006 | 33.5% | 2016 | 49% | 2026 | 17.1% |
| 2007 | 31.5% | 2017 | 46.7% | | |
表を表示
| 1998 | 4.64億 | 2008 | 4.9億 | 2018 | 11.1億 |
| 1999 | 4.67億 | 2009 | 5.85億 | 2019 | 10.6億 |
| 2000 | 4.7億 | 2010 | 6.95億 | 2020 | 10.1億 |
| 2001 | 5.03億 | 2011 | 7.38億 | 2021 | 10億 |
| 2002 | 5.05億 | 2012 | 9.06億 | 2022 | 9.49億 |
| 2003 | 4.63億 | 2013 | 9.86億 | 2023 | 9.08億 |
| 2004 | 4.76億 | 2014 | 10.1億 | 2024 | 8.15億 |
| 2005 | 4.53億 | 2015 | 11.3億 | 2025 | 7.6億 |
| 2006 | 4.77億 | 2016 | 10.8億 | 2026 | 6.55億 |
| 2007 | 4.84億 | 2017 | 10.5億 | | |