表を表示
| 1980 | -3.67億 | 1996 | -5.61億 | 2012 | -67.9億 |
| 1981 | -4.07億 | 1997 | -4.38億 | 2013 | -68.8億 |
| 1982 | -4.97億 | 1998 | -7.74億 | 2014 | -64.4億 |
| 1983 | -4.15億 | 1999 | -8.55億 | 2015 | -59.7億 |
| 1984 | -3.08億 | 2000 | -6.97億 | 2016 | -38.5億 |
| 1985 | -3.01億 | 2001 | -6.49億 | 2017 | -25.9億 |
| 1986 | -4.09億 | 2002 | -8.69億 | 2018 | -44.2億 |
| 1987 | -3.89億 | 2003 | -8.17億 | 2019 | -25億 |
| 1988 | -3.59億 | 2004 | -4.79億 | 2020 | -37.8億 |
| 1989 | -4.6億 | 2005 | -7.61億 | 2021 | -34.3億 |
| 1990 | -5.17億 | 2006 | -7.55億 | 2022 | -63.7億 |
| 1991 | -5.54億 | 2007 | -7.86億 | 2023 | -22.1億 |
| 1992 | -5.01億 | 2008 | -11.5億 | 2024 | -24.9億 |
| 1993 | -6.09億 | 2009 | -12.3億 | 2025 | -31.8億 |
| 1994 | -6.48億 | 2010 | -16.8億 | 2026 | -100億 |
| 1995 | -4.64億 | 2011 | -33.3億 | | |
表を表示
| 1980 | -8% | 1996 | -13.9% | 2012 | -40.7% |
| 1981 | -11.4% | 1997 | -9% | 2013 | -40% |
| 1982 | -13.6% | 1998 | -13.9% | 2014 | -35.8% |
| 1983 | -12.7% | 1999 | -13.6% | 2015 | -36.8% |
| 1984 | -9% | 2000 | -11.8% | 2016 | -31.9% |
| 1985 | -6.7% | 2001 | -11.5% | 2017 | -19.5% |
| 1986 | -7.7% | 2002 | -14.6% | 2018 | -29.5% |
| 1987 | -16.2% | 2003 | -12.4% | 2019 | -16.1% |
| 1988 | -17% | 2004 | -6% | 2020 | -26.5% |
| 1989 | -20.9% | 2005 | -8.6% | 2021 | -21.2% |
| 1990 | -14.7% | 2006 | -7.9% | 2022 | -33.7% |
| 1991 | -14.4% | 2007 | -7.3% | 2023 | -10.6% |
| 1992 | -17.9% | 2008 | -8.9% | 2024 | -11% |
| 1993 | -21.1% | 2009 | -10% | 2025 | -14.2% |
| 1994 | -21.9% | 2010 | -14.7% | 2026 | -43% |
| 1995 | -15.2% | 2011 | -22.8% | | |