表を表示
| 1980 | -4.32億 | 1996 | -3.37億 | 2012 | -15.5億 |
| 1981 | -4.52億 | 1997 | -2.7億 | 2013 | -15.6億 |
| 1982 | -3.07億 | 1998 | -3.39億 | 2014 | -13.8億 |
| 1983 | -3.04億 | 1999 | -3.41億 | 2015 | -10.2億 |
| 1984 | -2.72億 | 2000 | -3.28億 | 2016 | -7.97億 |
| 1985 | -2.72億 | 2001 | -2.46億 | 2017 | -15.3億 |
| 1986 | -2.68億 | 2002 | -3.23億 | 2018 | -20.4億 |
| 1987 | -3.06億 | 2003 | -4.37億 | 2019 | -18.5億 |
| 1988 | -4.14億 | 2004 | -5.13億 | 2020 | -29.2億 |
| 1989 | -3.81億 | 2005 | -6.78億 | 2021 | -33.3億 |
| 1990 | -4.44億 | 2006 | -7.24億 | 2022 | -55.5億 |
| 1991 | -4.51億 | 2007 | -13.4億 | 2023 | -60.7億 |
| 1992 | -5.06億 | 2008 | -19.1億 | 2024 | -37億 |
| 1993 | -4.56億 | 2009 | -8.56億 | 2025 | -20.8億 |
| 1994 | -2.89億 | 2010 | -5.68億 | 2026 | -25.2億 |
| 1995 | -3.23億 | 2011 | -11.6億 | | |
表を表示
| 1980 | -10% | 1996 | -5.3% | 2012 | -8.8% |
| 1981 | -11.5% | 1997 | -4.6% | 2013 | -8.3% |
| 1982 | -8% | 1998 | -5.3% | 2014 | -7% |
| 1983 | -8.9% | 1999 | -5.2% | 2015 | -5.7% |
| 1984 | -8.1% | 2000 | -5.5% | 2016 | -4.2% |
| 1985 | -7.4% | 2001 | -3.8% | 2017 | -7.3% |
| 1986 | -5.2% | 2002 | -4.6% | 2018 | -8.8% |
| 1987 | -4.9% | 2003 | -5% | 2019 | -7.9% |
| 1988 | -6.7% | 2004 | -5.1% | 2020 | -11.9% |
| 1989 | -6.3% | 2005 | -6.2% | 2021 | -12.1% |
| 1990 | -6.3% | 2006 | -6.2% | 2022 | -19.9% |
| 1991 | -6.5% | 2007 | -9.6% | 2023 | -19.8% |
| 1992 | -6.8% | 2008 | -11.3% | 2024 | -11.3% |
| 1993 | -6.5% | 2009 | -5.3% | 2025 | -5.6% |
| 1994 | -6.1% | 2010 | -3.5% | 2026 | -6.2% |
| 1995 | -5.4% | 2011 | -6.5% | | |