데이터 표
| 1980 | -6.63억 | 1996 | -2.75억 | 2012 | -24.1억 |
| 1981 | -4.2억 | 1997 | -4.6억 | 2013 | -24.3억 |
| 1982 | -2.4억 | 1998 | -4.91억 | 2014 | -24.5억 |
| 1983 | -2.83억 | 1999 | -6.94억 | 2015 | -19.2억 |
| 1984 | -1.56억 | 2000 | -6.85억 | 2016 | -12.6억 |
| 1985 | -1.3억 | 2001 | -5.14억 | 2017 | -21.9억 |
| 1986 | -7,400만 | 2002 | -8.6억 | 2018 | -18.7억 |
| 1987 | -2.29억 | 2003 | -9억 | 2019 | -7.67억 |
| 1988 | -1.61억 | 2004 | -6.75억 | 2020 | -6.52억 |
| 1989 | -3.76억 | 2005 | -8.6억 | 2021 | -20.6억 |
| 1990 | -4.47억 | 2006 | -9.39억 | 2022 | -22.7억 |
| 1991 | -2.24억 | 2007 | -15억 | 2023 | -11.1억 |
| 1992 | -4.09억 | 2008 | -25.8억 | 2024 | -9.02억 |
| 1993 | -6.9억 | 2009 | -5.61억 | 2025 | -7.48억 |
| 1994 | -5.13억 | 2010 | -12.1억 | 2026 | -16.5억 |
| 1995 | -3.73억 | 2011 | -22.7억 | | |
데이터 표
| 1980 | -13.7% | 1996 | -2.4% | 2012 | -5.1% |
| 1981 | -15.9% | 1997 | -3.6% | 2013 | -4.8% |
| 1982 | -9.2% | 1998 | -3.6% | 2014 | -4.7% |
| 1983 | -9% | 1999 | -4.9% | 2015 | -3.4% |
| 1984 | -4.2% | 2000 | -4.6% | 2016 | -2.1% |
| 1985 | -3.3% | 2001 | -3.2% | 2017 | -3.6% |
| 1986 | -1.7% | 2002 | -5.2% | 2018 | -3% |
| 1987 | -5% | 2003 | -5.2% | 2019 | -1.2% |
| 1988 | -3.5% | 2004 | -3.6% | 2020 | -1% |
| 1989 | -7.2% | 2005 | -4.3% | 2021 | -3.1% |
| 1990 | -7.8% | 2006 | -4.1% | 2022 | -3.2% |
| 1991 | -3.1% | 2007 | -5.6% | 2023 | -1.3% |
| 1992 | -4.8% | 2008 | -8.4% | 2024 | -0.9% |
| 1993 | -7.2% | 2009 | -1.8% | 2025 | -0.7% |
| 1994 | -4.9% | 2010 | -3.2% | 2026 | -1.5% |
| 1995 | -3.2% | 2011 | -5.3% | | |