데이터 표
| 1980 | -35.6억 | 1996 | 52.3억 | 2012 | 234억 |
| 1981 | -43.3억 | 1997 | 22.1억 | 2013 | 251억 |
| 1982 | 49.1억 | 1998 | -21.4억 | 2014 | 136억 |
| 1983 | -4.4억 | 1999 | 65.9억 | 2015 | 12.4억 |
| 1984 | -9.57억 | 2000 | 125억 | 2016 | 132억 |
| 1985 | -9.36억 | 2001 | 59.9억 | 2017 | 149억 |
| 1986 | -56.7억 | 2002 | 35.9억 | 2018 | 262억 |
| 1987 | -27억 | 2003 | 8.16억 | 2019 | -16.5억 |
| 1988 | -21.2억 | 2004 | 14.4억 | 2020 | -36.5억 |
| 1989 | -29.7억 | 2005 | 154억 | 2021 | 111억 |
| 1990 | -27억 | 2006 | 206억 | 2022 | 142억 |
| 1991 | -112억 | 2007 | 326억 | 2023 | 85.9억 |
| 1992 | -73억 | 2008 | 228억 | 2024 | 132억 |
| 1993 | -42억 | 2009 | 94.8억 | 2025 | 23.8억 |
| 1994 | 50억 | 2010 | 276억 | 2026 | -54.1억 |
| 1995 | 33.6억 | 2011 | 585억 | | |
데이터 표
| 1980 | -3% | 1996 | 2.7% | 2012 | 4.8% |
| 1981 | -3.5% | 1997 | 1% | 2013 | 5.1% |
| 1982 | 3.2% | 1998 | -0.9% | 2014 | 2.6% |
| 1983 | -0.2% | 1999 | 2% | 2015 | 0.3% |
| 1984 | -0.5% | 2000 | 2.8% | 2016 | 2.8% |
| 1985 | -0.4% | 2001 | 1.5% | 2017 | 2.9% |
| 1986 | -2.2% | 2002 | 2.2% | 2018 | 7.6% |
| 1987 | -0.8% | 2003 | 0.4% | 2019 | -0.7% |
| 1988 | -0.6% | 2004 | 0.6% | 2020 | -1.7% |
| 1989 | -0.6% | 2005 | 5.6% | 2021 | 3.6% |
| 1990 | -0.4% | 2006 | 6.3% | 2022 | 3.5% |
| 1991 | -3% | 2007 | 7.6% | 2023 | 2% |
| 1992 | -11.9% | 2008 | 4.6% | 2024 | 3.2% |
| 1993 | -5.3% | 2009 | 1.9% | 2025 | 0.6% |
| 1994 | 5.1% | 2010 | 4.6% | 2026 | -1.8% |
| 1995 | 2.4% | 2011 | 8.1% | | |