데이터 표
| 1980 | -2.66억 | 1996 | -44.6억 | 2012 | 162억 |
| 1981 | -24.7억 | 1997 | -59.4억 | 2013 | 113억 |
| 1982 | -35.9억 | 1998 | 95.3억 | 2014 | 148억 |
| 1983 | -34.8억 | 1999 | 126억 | 2015 | 90억 |
| 1984 | -16.6억 | 2000 | 84.9억 | 2016 | 72.1억 |
| 1985 | -6억 | 2001 | 72.9억 | 2017 | 89.1억 |
| 1986 | -1.01억 | 2002 | 71.9억 | 2018 | 80억 |
| 1987 | 25.8억 | 2003 | 134억 | 2019 | 128억 |
| 1988 | 18.7억 | 2004 | 151억 | 2020 | 141억 |
| 1989 | 3.15억 | 2005 | 207억 | 2021 | 145억 |
| 1990 | -8.7억 | 2006 | 262억 | 2022 | 130억 |
| 1991 | -41.8억 | 2007 | 297억 | 2023 | 44억 |
| 1992 | -21.7억 | 2008 | 394억 | 2024 | 60.6억 |
| 1993 | -29.9억 | 2009 | 314억 | 2025 | 74.3억 |
| 1994 | -45.2억 | 2010 | 257억 | 2026 | 72억 |
| 1995 | -86.4억 | 2011 | 325억 | | |
데이터 표
| 1980 | -1% | 1996 | -4.1% | 2012 | 5.1% |
| 1981 | -9% | 1997 | -5.4% | 2013 | 3.4% |
| 1982 | -12.2% | 1998 | 12.1% | 2014 | 4.3% |
| 1983 | -10.6% | 1999 | 14.6% | 2015 | 3% |
| 1984 | -4.5% | 2000 | 8.3% | 2016 | 2.4% |
| 1985 | -1.8% | 2001 | 7.2% | 2017 | 2.8% |
| 1986 | -0.3% | 2002 | 6.5% | 2018 | 2.2% |
| 1987 | 7.5% | 2003 | 11.1% | 2019 | 3.5% |
| 1988 | 4.9% | 2004 | 11.1% | 2020 | 4.2% |
| 1989 | 0.8% | 2005 | 13.8% | 2021 | 3.9% |
| 1990 | -1.8% | 2006 | 15.4% | 2022 | 3.2% |
| 1991 | -7.8% | 2007 | 14.7% | 2023 | 1.1% |
| 1992 | -3.4% | 2008 | 16.3% | 2024 | 1.4% |
| 1993 | -4.1% | 2009 | 14.8% | 2025 | 1.6% |
| 1994 | -5.6% | 2010 | 9.9% | 2026 | 1.4% |
| 1995 | -8.9% | 2011 | 10.7% | | |