데이터 표
| 1980 | 12.5억 | 1996 | 8.89억 | 2012 | 19.8억 |
| 1981 | 6.41억 | 1997 | 5.31억 | 2013 | 14.6억 |
| 1982 | 5.13억 | 1998 | -6.21억 | 2014 | 11.1억 |
| 1983 | 4.51억 | 1999 | 3.9억 | 2015 | 1.41억 |
| 1984 | 6.35억 | 2000 | 10억 | 2016 | -7.59억 |
| 1985 | 3.74억 | 2001 | 5.17억 | 2017 | -1.05억 |
| 1986 | -9.48억 | 2002 | 3.38억 | 2018 | 12억 |
| 1987 | -2.66억 | 2003 | 7.66억 | 2019 | 7.76억 |
| 1988 | -6.02억 | 2004 | 9.24억 | 2020 | -7,600만 |
| 1989 | -1.77억 | 2005 | 19.8억 | 2021 | 6.34억 |
| 1990 | 1.5억 | 2006 | 14.8억 | 2022 | 18.1억 |
| 1991 | 9,100만 | 2007 | 27.5억 | 2023 | 6.03억 |
| 1992 | -2.26억 | 2008 | 38.3억 | 2024 | 3.58억 |
| 1993 | -5,800만 | 2009 | 8.04억 | 2025 | -6.8억 |
| 1994 | 3.36억 | 2010 | 24.5억 | 2026 | -9.98억 |
| 1995 | 4.65억 | 2011 | 26억 | | |
데이터 표
| 1980 | 27.3% | 1996 | 14.7% | 2012 | 11.5% |
| 1981 | 15.6% | 1997 | 9.4% | 2013 | 8.3% |
| 1982 | 13.3% | 1998 | -13% | 2014 | 6.1% |
| 1983 | 12.2% | 1999 | 7.9% | 2015 | 1% |
| 1984 | 17.9% | 2000 | 18.5% | 2016 | -5.4% |
| 1985 | 10% | 2001 | 10.3% | 2017 | -0.7% |
| 1986 | -19.4% | 2002 | 6.3% | 2018 | 7.1% |
| 1987 | -7.2% | 2003 | 11.8% | 2019 | 4.6% |
| 1988 | -14.8% | 2004 | 11.9% | 2020 | -0.5% |
| 1989 | -4% | 2005 | 20.9% | 2021 | 3.3% |
| 1990 | 2.4% | 2006 | 14.6% | 2022 | 8.8% |
| 1991 | 1.6% | 2007 | 22.1% | 2023 | 3% |
| 1992 | -3.8% | 2008 | 24.6% | 2024 | 1.7% |
| 1993 | -1% | 2009 | 6.6% | 2025 | -3.1% |
| 1994 | 7.5% | 2010 | 17.1% | 2026 | -4.3% |
| 1995 | 8.8% | 2011 | 14.3% | | |