表を表示
| 1988 | 31.1% | 2001 | 35.5% | 2014 | 33.7% |
| 1989 | 30.5% | 2002 | 35% | 2015 | 34.3% |
| 1990 | 30.2% | 2003 | 35.9% | 2016 | 34.7% |
| 1991 | 30.2% | 2004 | 36.1% | 2017 | 34.9% |
| 1992 | 29.3% | 2005 | 36.2% | 2018 | 35.5% |
| 1993 | 29.4% | 2006 | 36.2% | 2019 | 34.4% |
| 1994 | 29.9% | 2007 | 35.7% | 2020 | 35.6% |
| 1995 | 31% | 2008 | 33.9% | 2021 | 35.3% |
| 1996 | 32% | 2009 | 33.1% | 2022 | 35.2% |
| 1997 | 32.3% | 2010 | 31.7% | 2023 | 36.2% |
| 1998 | 34.3% | 2011 | 31.7% | 2024 | 36.5% |
| 1999 | 36.8% | 2012 | 32.9% | 2025 | 36.7% |
| 2000 | 36.4% | 2013 | 33.4% | 2026 | 36.6% |
表を表示
| 1988 | 1,077億 | 2001 | 2,600億 | 2014 | 5,460億 |
| 1989 | 1,188億 | 2002 | 2,747億 | 2015 | 5,652億 |
| 1990 | 1,255億 | 2003 | 2,985億 | 2016 | 5,918億 |
| 1991 | 1,261億 | 2004 | 3,234億 | 2017 | 6,315億 |
| 1992 | 1,268億 | 2005 | 3,498億 | 2018 | 6,746億 |
| 1993 | 1,337億 | 2006 | 3,776億 | 2019 | 6,878億 |
| 1994 | 1,446億 | 2007 | 4,054億 | 2020 | 7,048億 |
| 1995 | 1,589億 | 2008 | 4,198億 | 2021 | 7,798億 |
| 1996 | 1,740億 | 2009 | 4,198億 | 2022 | 8,776億 |
| 1997 | 1,852億 | 2010 | 4,344億 | 2023 | 9,511億 |
| 1998 | 2,085億 | 2011 | 4,666億 | 2024 | 9,940億 |
| 1999 | 2,355億 | 2012 | 5,003億 | 2025 | 1.05兆 |
| 2000 | 2,507億 | 2013 | 5,266億 | 2026 | 1.1兆 |
表を表示
| 1988 | 30.6% | 2001 | 35.6% | 2014 | 36.6% |
| 1989 | 29.6% | 2002 | 34.9% | 2015 | 37.1% |
| 1990 | 30.4% | 2003 | 34.9% | 2016 | 37.1% |
| 1991 | 33% | 2004 | 34.8% | 2017 | 36.6% |
| 1992 | 34% | 2005 | 34.5% | 2018 | 36.7% |
| 1993 | 34.1% | 2006 | 34.5% | 2019 | 38.8% |
| 1994 | 33.7% | 2007 | 34.2% | 2020 | 44.3% |
| 1995 | 33.6% | 2008 | 35% | 2021 | 41.7% |
| 1996 | 33.5% | 2009 | 37.6% | 2022 | 37.4% |
| 1997 | 32.8% | 2010 | 36.8% | 2023 | 37.4% |
| 1998 | 34.6% | 2011 | 36.2% | 2024 | 38.7% |
| 1999 | 36.2% | 2012 | 36.4% | 2025 | 39.5% |
| 2000 | 35.1% | 2013 | 36.2% | 2026 | 39.1% |
表を表示
| 1988 | 1,061億 | 2001 | 2,602億 | 2014 | 5,931億 |
| 1989 | 1,152億 | 2002 | 2,732億 | 2015 | 6,109億 |
| 1990 | 1,265億 | 2003 | 2,898億 | 2016 | 6,330億 |
| 1991 | 1,377億 | 2004 | 3,116億 | 2017 | 6,624億 |
| 1992 | 1,473億 | 2005 | 3,334億 | 2018 | 6,985億 |
| 1993 | 1,552億 | 2006 | 3,592億 | 2019 | 7,757億 |
| 1994 | 1,630億 | 2007 | 3,887億 | 2020 | 8,771億 |
| 1995 | 1,722億 | 2008 | 4,334億 | 2021 | 9,200億 |
| 1996 | 1,819億 | 2009 | 4,775億 | 2022 | 9,326億 |
| 1997 | 1,881億 | 2010 | 5,042億 | 2023 | 9,844億 |
| 1998 | 2,100億 | 2011 | 5,331億 | 2024 | 1.06兆 |
| 1999 | 2,312億 | 2012 | 5,535億 | 2025 | 1.13兆 |
| 2000 | 2,421億 | 2013 | 5,707億 | 2026 | 1.18兆 |