表を表示
| 1995 | 44.4% | 2006 | 34.6% | 2017 | 38.8% |
| 1996 | 43.1% | 2007 | 33.7% | 2018 | 38.6% |
| 1997 | 42.3% | 2008 | 33.9% | 2019 | 39.4% |
| 1998 | 40.8% | 2009 | 35.1% | 2020 | 39.2% |
| 1999 | 41.2% | 2010 | 33.6% | 2021 | 39.8% |
| 2000 | 40.5% | 2011 | 36.4% | 2022 | 41.5% |
| 2001 | 38.5% | 2012 | 35.7% | 2023 | 42.9% |
| 2002 | 37.6% | 2013 | 38.2% | 2024 | 42% |
| 2003 | 37.8% | 2014 | 38.7% | 2025 | 43.7% |
| 2004 | 36% | 2015 | 41.3% | 2026 | 44.1% |
| 2005 | 36.3% | 2016 | 38.3% | | |
表を表示
| 1995 | 89億 | 2006 | 195億 | 2017 | 330億 |
| 1996 | 96億 | 2007 | 213億 | 2018 | 349億 |
| 1997 | 104億 | 2008 | 233億 | 2019 | 373億 |
| 1998 | 109億 | 2009 | 225億 | 2020 | 370億 |
| 1999 | 118億 | 2010 | 231億 | 2021 | 405億 |
| 2000 | 128億 | 2011 | 261億 | 2022 | 457億 |
| 2001 | 132億 | 2012 | 263億 | 2023 | 531億 |
| 2002 | 140億 | 2013 | 285億 | 2024 | 546億 |
| 2003 | 156億 | 2014 | 297億 | 2025 | 598億 |
| 2004 | 166億 | 2015 | 332億 | 2026 | 632億 |
| 2005 | 182億 | 2016 | 313億 | | |
表を表示
| 1995 | 47.8% | 2006 | 38.2% | 2017 | 39.8% |
| 1996 | 52.9% | 2007 | 35.9% | 2018 | 39.6% |
| 1997 | 48.6% | 2008 | 36.5% | 2019 | 40.6% |
| 1998 | 46.2% | 2009 | 43.2% | 2020 | 44.5% |
| 1999 | 48.4% | 2010 | 41% | 2021 | 44.8% |
| 2000 | 53.2% | 2011 | 40.8% | 2022 | 43.1% |
| 2001 | 46.2% | 2012 | 40% | 2023 | 48.2% |
| 2002 | 46% | 2013 | 41.1% | 2024 | 47.5% |
| 2003 | 40% | 2014 | 42% | 2025 | 48.7% |
| 2004 | 38.4% | 2015 | 44.1% | 2026 | 48.5% |
| 2005 | 39.1% | 2016 | 40.9% | | |
表を表示
| 1995 | 95.8億 | 2006 | 215億 | 2017 | 338億 |
| 1996 | 118億 | 2007 | 227億 | 2018 | 358億 |
| 1997 | 119億 | 2008 | 250億 | 2019 | 384億 |
| 1998 | 124億 | 2009 | 277億 | 2020 | 420億 |
| 1999 | 139億 | 2010 | 282億 | 2021 | 457億 |
| 2000 | 168億 | 2011 | 292億 | 2022 | 474億 |
| 2001 | 159億 | 2012 | 295億 | 2023 | 596億 |
| 2002 | 171億 | 2013 | 307億 | 2024 | 618億 |
| 2003 | 165億 | 2014 | 321億 | 2025 | 666億 |
| 2004 | 177億 | 2015 | 355億 | 2026 | 694億 |
| 2005 | 197億 | 2016 | 334億 | | |