表を表示
| 1990 | 26.9% | 2003 | 21.7% | 2016 | 25.1% |
| 1991 | 26.8% | 2004 | 23% | 2017 | 23.7% |
| 1992 | 28.7% | 2005 | 25% | 2018 | 23.9% |
| 1993 | 28.2% | 2006 | 24.1% | 2019 | 23.9% |
| 1994 | 26% | 2007 | 24.7% | 2020 | 23.2% |
| 1995 | 21.9% | 2008 | 29.4% | 2021 | 20.1% |
| 1996 | 21.9% | 2009 | 27.1% | 2022 | 19.5% |
| 1997 | 22.1% | 2010 | 25.6% | 2023 | 18.1% |
| 1998 | 20.4% | 2011 | 24.1% | 2024 | 18.6% |
| 1999 | 18.3% | 2012 | 24.4% | 2025 | 18.8% |
| 2000 | 19.2% | 2013 | 26.5% | 2026 | 19.1% |
| 2001 | 17.4% | 2014 | 22.1% | | |
| 2002 | 18.8% | 2015 | 26.4% | | |
表を表示
| 1990 | 304億 | 2003 | 340億 | 2016 | 1,163億 |
| 1991 | 310億 | 2004 | 383億 | 2017 | 1,161億 |
| 1992 | 343億 | 2005 | 443億 | 2018 | 1,239億 |
| 1993 | 328億 | 2006 | 463億 | 2019 | 1,314億 |
| 1994 | 319億 | 2007 | 523億 | 2020 | 1,297億 |
| 1995 | 272億 | 2008 | 723億 | 2021 | 1,210億 |
| 1996 | 270億 | 2009 | 687億 | 2022 | 1,233億 |
| 1997 | 278億 | 2010 | 702億 | 2023 | 1,257億 |
| 1998 | 262億 | 2011 | 745億 | 2024 | 1,375億 |
| 1999 | 247億 | 2012 | 826億 | 2025 | 1,466億 |
| 2000 | 267億 | 2013 | 962億 | 2026 | 1,602億 |
| 2001 | 250億 | 2014 | 871億 | | |
| 2002 | 280億 | 2015 | 1,138億 | | |
表を表示
| 1990 | 30.2% | 2003 | 25.8% | 2016 | 25.9% |
| 1991 | 27.7% | 2004 | 26.7% | 2017 | 23.9% |
| 1992 | 34.9% | 2005 | 26.2% | 2018 | 25.9% |
| 1993 | 35.3% | 2006 | 23.9% | 2019 | 24.9% |
| 1994 | 30.9% | 2007 | 26.6% | 2020 | 25.8% |
| 1995 | 27% | 2008 | 28.8% | 2021 | 23.1% |
| 1996 | 23.7% | 2009 | 31% | 2022 | 21% |
| 1997 | 25% | 2010 | 26.6% | 2023 | 21.6% |
| 1998 | 24% | 2011 | 25.3% | 2024 | 21.3% |
| 1999 | 23.5% | 2012 | 26.5% | 2025 | 19.5% |
| 2000 | 23.2% | 2013 | 26.8% | 2026 | 19.5% |
| 2001 | 21% | 2014 | 29% | | |
| 2002 | 23.4% | 2015 | 42% | | |
表を表示
| 1990 | 341億 | 2003 | 405億 | 2016 | 1,198億 |
| 1991 | 320億 | 2004 | 444億 | 2017 | 1,172億 |
| 1992 | 416億 | 2005 | 464億 | 2018 | 1,342億 |
| 1993 | 411億 | 2006 | 458億 | 2019 | 1,368億 |
| 1994 | 380億 | 2007 | 562億 | 2020 | 1,441億 |
| 1995 | 335億 | 2008 | 708億 | 2021 | 1,394億 |
| 1996 | 292億 | 2009 | 786億 | 2022 | 1,327億 |
| 1997 | 314億 | 2010 | 731億 | 2023 | 1,498億 |
| 1998 | 308億 | 2011 | 782億 | 2024 | 1,573億 |
| 1999 | 317億 | 2012 | 895億 | 2025 | 1,520億 |
| 2000 | 322億 | 2013 | 974億 | 2026 | 1,640億 |
| 2001 | 302億 | 2014 | 1,144億 | | |
| 2002 | 348億 | 2015 | 1,808億 | | |