表を表示
| 1990 | 17% | 2003 | 16.3% | 2016 | 18.5% |
| 1991 | 16.5% | 2004 | 16.1% | 2017 | 18.8% |
| 1992 | 17.2% | 2005 | 14.9% | 2018 | 17.5% |
| 1993 | 18.9% | 2006 | 14.4% | 2019 | 17.8% |
| 1994 | 19.6% | 2007 | 16.1% | 2020 | 17.3% |
| 1995 | 18.6% | 2008 | 17.6% | 2021 | 16.5% |
| 1996 | 20.1% | 2009 | 15.8% | 2022 | 16.1% |
| 1997 | 20.2% | 2010 | 15.9% | 2023 | 18.1% |
| 1998 | 20.5% | 2011 | 17.6% | 2024 | 18% |
| 1999 | 21.1% | 2012 | 17.2% | 2025 | 19.6% |
| 2000 | 20.7% | 2013 | 16.9% | 2026 | 19.4% |
| 2001 | 19.4% | 2014 | 17.2% | | |
| 2002 | 18.2% | 2015 | 17.3% | | |
表を表示
| 1990 | 123億 | 2003 | 285億 | 2016 | 835億 |
| 1991 | 132億 | 2004 | 320億 | 2017 | 905億 |
| 1992 | 152億 | 2005 | 326億 | 2018 | 902億 |
| 1993 | 192億 | 2006 | 352億 | 2019 | 913億 |
| 1994 | 217億 | 2007 | 448億 | 2020 | 856億 |
| 1995 | 239億 | 2008 | 474億 | 2021 | 1,029億 |
| 1996 | 277億 | 2009 | 466億 | 2022 | 1,134億 |
| 1997 | 303億 | 2010 | 534億 | 2023 | 1,264億 |
| 1998 | 290億 | 2011 | 627億 | 2024 | 1,396億 |
| 1999 | 318億 | 2012 | 638億 | 2025 | 1,584億 |
| 2000 | 350億 | 2013 | 655億 | 2026 | 1,632億 |
| 2001 | 311億 | 2014 | 696億 | | |
| 2002 | 304億 | 2015 | 738億 | | |
表を表示
| 1990 | 15.1% | 2003 | 15.6% | 2016 | 15.2% |
| 1991 | 15.8% | 2004 | 14.1% | 2017 | 13.6% |
| 1992 | 14.5% | 2005 | 12.4% | 2018 | 13.9% |
| 1993 | 14.5% | 2006 | 12.3% | 2019 | 14% |
| 1994 | 11.7% | 2007 | 9% | 2020 | 24% |
| 1995 | 13.8% | 2008 | 14% | 2021 | 15.4% |
| 1996 | 18.1% | 2009 | 15.9% | 2022 | 14.9% |
| 1997 | 14.5% | 2010 | 10.2% | 2023 | 14.6% |
| 1998 | 18.1% | 2011 | 9.7% | 2024 | 14.3% |
| 1999 | 15.9% | 2012 | 9.8% | 2025 | 15.5% |
| 2000 | 16.1% | 2013 | 10.9% | 2026 | 16.1% |
| 2001 | 18.2% | 2014 | 12.6% | | |
| 2002 | 15.9% | 2015 | 14.4% | | |
表を表示
| 1990 | 109億 | 2003 | 273億 | 2016 | 689億 |
| 1991 | 127億 | 2004 | 279億 | 2017 | 654億 |
| 1992 | 128億 | 2005 | 270億 | 2018 | 713億 |
| 1993 | 148億 | 2006 | 300億 | 2019 | 720億 |
| 1994 | 130億 | 2007 | 250億 | 2020 | 1,187億 |
| 1995 | 177億 | 2008 | 377億 | 2021 | 959億 |
| 1996 | 250億 | 2009 | 468億 | 2022 | 1,049億 |
| 1997 | 218億 | 2010 | 343億 | 2023 | 1,025億 |
| 1998 | 255億 | 2011 | 344億 | 2024 | 1,103億 |
| 1999 | 239億 | 2012 | 365億 | 2025 | 1,248億 |
| 2000 | 272億 | 2013 | 424億 | 2026 | 1,353億 |
| 2001 | 291億 | 2014 | 509億 | | |
| 2002 | 266億 | 2015 | 616億 | | |