데이터 표
| 1980 | -19.7억 | 1996 | -29.8억 | 2012 | -142억 |
| 1981 | -47.3억 | 1997 | -35.5억 | 2013 | -132억 |
| 1982 | -23억 | 1998 | -38.2억 | 2014 | -89.8억 |
| 1983 | -11.2억 | 1999 | 1.94억 | 2015 | -66.3억 |
| 1984 | -21.1억 | 2000 | -7.91억 | 2016 | -65.4억 |
| 1985 | -14.1억 | 2001 | -9.98억 | 2017 | -76.2억 |
| 1986 | -11.9억 | 2002 | -4.8억 | 2018 | -133억 |
| 1987 | -7.35억 | 2003 | 1.65억 | 2019 | -145억 |
| 1988 | -2.31억 | 2004 | 32.3억 | 2020 | -49.5억 |
| 1989 | -6.91억 | 2005 | 23.4억 | 2021 | -230억 |
| 1990 | -4.84억 | 2006 | 84.6억 | 2022 | -267억 |
| 1991 | -9,900만 | 2007 | 87.2억 | 2023 | -105억 |
| 1992 | -9.58억 | 2008 | -75.3억 | 2024 | -48.5억 |
| 1993 | -25.5억 | 2009 | 24.7억 | 2025 | -81.3억 |
| 1994 | -15.9억 | 2010 | 19.5억 | 2026 | -31.4억 |
| 1995 | -13.5억 | 2011 | -124억 | | |
데이터 표
| 1980 | -6.8% | 1996 | -3.8% | 2012 | -5.3% |
| 1981 | -13.8% | 1997 | -4.1% | 2013 | -4.8% |
| 1982 | -9% | 1998 | -4.7% | 2014 | -3.5% |
| 1983 | -5.4% | 1999 | 0.3% | 2015 | -2.7% |
| 1984 | -10.4% | 2000 | -1% | 2016 | -2.6% |
| 1985 | -8.1% | 2001 | -1.4% | 2017 | -2.8% |
| 1986 | -6.4% | 2002 | -0.7% | 2018 | -4.5% |
| 1987 | -3.3% | 2003 | 0.2% | 2019 | -5.2% |
| 1988 | -0.9% | 2004 | 3.3% | 2020 | -1.9% |
| 1989 | -2.3% | 2005 | 1.9% | 2021 | -7.3% |
| 1990 | -1.5% | 2006 | 5.5% | 2022 | -8.8% |
| 1991 | -0.3% | 2007 | 5.1% | 2023 | -3.1% |
| 1992 | -2.1% | 2008 | -4.2% | 2024 | -1.5% |
| 1993 | -5.1% | 2009 | 1.4% | 2025 | -2.3% |
| 1994 | -2.8% | 2010 | 0.9% | 2026 | -0.8% |
| 1995 | -1.8% | 2011 | -4.9% | | |