表を表示
| 1980 | 22.4% | 1996 | 20% | 2012 | 15.8% |
| 1981 | 22.8% | 1997 | 19.6% | 2013 | 16.1% |
| 1982 | 23.4% | 1998 | 21.9% | 2014 | 15.4% |
| 1983 | 21.3% | 1999 | 20.4% | 2015 | 15.6% |
| 1984 | 21.3% | 2000 | 27% | 2016 | 15.3% |
| 1985 | 21.4% | 2001 | 18.7% | 2017 | 15.3% |
| 1986 | 19.7% | 2002 | 16.8% | 2018 | 15.5% |
| 1987 | 19.4% | 2003 | 17.8% | 2019 | 15.5% |
| 1988 | 21.2% | 2004 | 16.6% | 2020 | 15.2% |
| 1989 | 22.9% | 2005 | 18.4% | 2021 | 15.3% |
| 1990 | 24.4% | 2006 | 17.3% | 2022 | 16.2% |
| 1991 | 20.9% | 2007 | 16.8% | 2023 | 16.5% |
| 1992 | 22.4% | 2008 | 17% | 2024 | 16.3% |
| 1993 | 22.8% | 2009 | 16.4% | 2025 | 15.9% |
| 1994 | 22.2% | 2010 | 15% | 2026 | 15.9% |
| 1995 | 21.1% | 2011 | 16.2% | | |
表を表示
| 1980 | 3,407億 | 1996 | 1.6兆 | 2012 | 2.32兆 |
| 1981 | 4,117億 | 1997 | 1.7兆 | 2013 | 2.46兆 |
| 1982 | 4,545億 | 1998 | 2.05兆 | 2014 | 2.51兆 |
| 1983 | 4,611億 | 1999 | 2兆 | 2015 | 2.66兆 |
| 1984 | 5,159億 | 2000 | 2.78兆 | 2016 | 2.69兆 |
| 1985 | 5,426億 | 2001 | 1.9兆 | 2017 | 2.75兆 |
| 1986 | 5,848億 | 2002 | 1.79兆 | 2018 | 2.85兆 |
| 1987 | 6,502億 | 2003 | 1.95兆 | 2019 | 2.93兆 |
| 1988 | 7,654億 | 2004 | 1.93兆 | 2020 | 3.04兆 |
| 1989 | 9,216億 | 2005 | 2.22兆 | 2021 | 3.32兆 |
| 1990 | 1.09兆 | 2006 | 2.18兆 | 2022 | 3.69兆 |
| 1991 | 1.05兆 | 2007 | 2.24兆 | 2023 | 3.89兆 |
| 1992 | 1.26兆 | 2008 | 2.23兆 | 2024 | 4.18兆 |
| 1993 | 1.42兆 | 2009 | 2.11兆 | 2025 | 4.55兆 |
| 1994 | 1.5兆 | 2010 | 2.12兆 | 2026 | 4.86兆 |
| 1995 | 1.56兆 | 2011 | 2.31兆 | | |
表を表示
| 1980 | 24.8% | 1996 | 27.1% | 2012 | 20.1% |
| 1981 | 25.4% | 1997 | 27.1% | 2013 | 19.3% |
| 1982 | 26.2% | 1998 | 27.2% | 2014 | 18.2% |
| 1983 | 23.1% | 1999 | 22.8% | 2015 | 17.4% |
| 1984 | 22.9% | 2000 | 32.3% | 2016 | 17.5% |
| 1985 | 23.4% | 2001 | 24.3% | 2017 | 17.3% |
| 1986 | 21.5% | 2002 | 22.1% | 2018 | 17.3% |
| 1987 | 21.2% | 2003 | 22.2% | 2019 | 17.2% |
| 1988 | 22.8% | 2004 | 21.2% | 2020 | 18.1% |
| 1989 | 32.6% | 2005 | 20.9% | 2021 | 17.3% |
| 1990 | 28.4% | 2006 | 19.5% | 2022 | 17.9% |
| 1991 | 30.2% | 2007 | 19% | 2023 | 19% |
| 1992 | 29.2% | 2008 | 19.8% | 2024 | 17.7% |
| 1993 | 28.9% | 2009 | 22.6% | 2025 | 18% |
| 1994 | 28.4% | 2010 | 20.1% | 2026 | 18% |
| 1995 | 27.9% | 2011 | 20.2% | | |
表を表示
| 1980 | 3,775億 | 1996 | 2.18兆 | 2012 | 2.95兆 |
| 1981 | 4,581億 | 1997 | 2.36兆 | 2013 | 2.95兆 |
| 1982 | 5,087億 | 1998 | 2.54兆 | 2014 | 2.95兆 |
| 1983 | 5,017億 | 1999 | 2.23兆 | 2015 | 2.97兆 |
| 1984 | 5,541億 | 2000 | 3.34兆 | 2016 | 3.08兆 |
| 1985 | 5,936億 | 2001 | 2.46兆 | 2017 | 3.12兆 |
| 1986 | 6,365億 | 2002 | 2.35兆 | 2018 | 3.19兆 |
| 1987 | 7,086億 | 2003 | 2.42兆 | 2019 | 3.27兆 |
| 1988 | 8,256億 | 2004 | 2.46兆 | 2020 | 3.62兆 |
| 1989 | 1.31兆 | 2005 | 2.52兆 | 2021 | 3.77兆 |
| 1990 | 1.27兆 | 2006 | 2.45兆 | 2022 | 4.08兆 |
| 1991 | 1.51兆 | 2007 | 2.54兆 | 2023 | 4.48兆 |
| 1992 | 1.64兆 | 2008 | 2.59兆 | 2024 | 4.56兆 |
| 1993 | 1.79兆 | 2009 | 2.91兆 | 2025 | 5.16兆 |
| 1994 | 1.92兆 | 2010 | 2.83兆 | 2026 | 5.51兆 |
| 1995 | 2.06兆 | 2011 | 2.88兆 | | |