表を表示
| 1991 | 14.4% | 2003 | 34.6% | 2015 | 32.2% |
| 1992 | 19% | 2004 | 27.5% | 2016 | 37.6% |
| 1993 | 18.3% | 2005 | 23.8% | 2017 | 46.4% |
| 1994 | 19.5% | 2006 | 20% | 2018 | 40% |
| 1995 | 21.8% | 2007 | 17.6% | 2019 | 39.8% |
| 1996 | 20.8% | 2008 | 19.2% | 2020 | 42.9% |
| 1997 | 20.7% | 2009 | 19.1% | 2021 | 42.2% |
| 1998 | 25.4% | 2010 | 18.3% | 2022 | 39.2% |
| 1999 | 27.7% | 2011 | 19.3% | 2023 | 39.2% |
| 2000 | 32.6% | 2012 | 17.4% | 2024 | 39.1% |
| 2001 | 33.5% | 2013 | 16.4% | 2025 | 40.9% |
| 2002 | 35.1% | 2014 | 17.8% | 2026 | 43.2% |
表を表示
| 1991 | 35.8億 | 2003 | 147億 | 2015 | 300億 |
| 1992 | 49.9億 | 2004 | 124億 | 2016 | 370億 |
| 1993 | 49.4億 | 2005 | 113億 | 2017 | 499億 |
| 1994 | 58.8億 | 2006 | 108億 | 2018 | 456億 |
| 1995 | 67.3億 | 2007 | 103億 | 2019 | 485億 |
| 1996 | 67.3億 | 2008 | 127億 | 2020 | 504億 |
| 1997 | 72.5億 | 2009 | 134億 | 2021 | 505億 |
| 1998 | 93.8億 | 2010 | 131億 | 2022 | 520億 |
| 1999 | 106億 | 2011 | 147億 | 2023 | 555億 |
| 2000 | 135億 | 2012 | 134億 | 2024 | 604億 |
| 2001 | 139億 | 2013 | 134億 | 2025 | 667億 |
| 2002 | 142億 | 2014 | 152億 | 2026 | 747億 |