데이터 표
| 1980 | 415억 | 1996 | 6.8억 | 2012 | 1,702억 |
| 1981 | 396억 | 1997 | 3.05억 | 2013 | 1,411억 |
| 1982 | 75.8억 | 1998 | -131억 | 2014 | 777억 |
| 1983 | -169억 | 1999 | 4.11억 | 2015 | -550억 |
| 1984 | -184억 | 2000 | 143억 | 2016 | -270억 |
| 1985 | -129억 | 2001 | 93.5억 | 2017 | 90.8억 |
| 1986 | -118억 | 2002 | 119억 | 2018 | 700억 |
| 1987 | -97.6억 | 2003 | 280억 | 2019 | 324억 |
| 1988 | -73.3억 | 2004 | 519억 | 2020 | -347억 |
| 1989 | -95.3억 | 2005 | 924억 | 2021 | 449억 |
| 1990 | -41.5억 | 2006 | 1,031억 | 2022 | 1,453억 |
| 1991 | -275억 | 2007 | 994억 | 2023 | 259억 |
| 1992 | -177억 | 2008 | 1,397억 | 2024 | -163억 |
| 1993 | -172억 | 2009 | 283억 | 2025 | -377억 |
| 1994 | -105억 | 2010 | 744억 | 2026 | -223억 |
| 1995 | -53.2억 | 2011 | 1,650억 | | |
데이터 표
| 1980 | 25.2% | 1996 | 0.4% | 2012 | 22.6% |
| 1981 | 21.5% | 1997 | 0.2% | 2013 | 18.3% |
| 1982 | 4.9% | 1998 | -8.9% | 2014 | 9.9% |
| 1983 | -13% | 1999 | 0.3% | 2015 | -7.9% |
| 1984 | -15.4% | 2000 | 7.6% | 2016 | -3.9% |
| 1985 | -12.4% | 2001 | 5.1% | 2017 | 1.2% |
| 1986 | -13.6% | 2002 | 6.3% | 2018 | 7.9% |
| 1987 | -11.4% | 2003 | 13% | 2019 | 3.6% |
| 1988 | -8.3% | 2004 | 20.1% | 2020 | -4.5% |
| 1989 | -10% | 2005 | 28.1% | 2021 | 4.6% |
| 1990 | -3.5% | 2006 | 27.4% | 2022 | 11.7% |
| 1991 | -20.8% | 2007 | 23.9% | 2023 | 2.1% |
| 1992 | -12.9% | 2008 | 26.9% | 2024 | -1.3% |
| 1993 | -13% | 2009 | 6.6% | 2025 | -3% |
| 1994 | -7.8% | 2010 | 14.1% | 2026 | -1.6% |
| 1995 | -3.7% | 2011 | 24.2% | | |