데이터 표
| 1973 | 4,861만 | 1991 | 3.82억 | 2009 | 12.6억 |
| 1974 | 7,230만 | 1992 | 4.28억 | 2010 | 16.2억 |
| 1975 | 8,083만 | 1993 | 4.71억 | 2011 | 18억 |
| 1976 | 1.05억 | 1994 | 5.47억 | 2012 | 18.2억 |
| 1977 | 1.29억 | 1995 | 6.2억 | 2013 | 20.5억 |
| 1978 | 1.35억 | 1996 | 6.39억 | 2014 | 23.6억 |
| 1979 | 1.36억 | 1997 | 6.82억 | 2015 | 28.2억 |
| 1980 | 1.67억 | 1998 | 7.02억 | 2016 | 32.4억 |
| 1981 | 1.74억 | 1999 | 7.37억 | 2017 | 32.6억 |
| 1982 | 1.85억 | 2000 | 7.41억 | 2018 | 36.5억 |
| 1983 | 2.32억 | 2001 | 7.05억 | 2019 | 43.5억 |
| 1984 | 2.44억 | 2002 | 6.82억 | 2020 | 46.5억 |
| 1985 | 2.25억 | 2003 | 7.19억 | 2021 | 48.5억 |
| 1986 | 2.49억 | 2004 | 7.71억 | 2022 | 42.9억 |
| 1987 | 2.88억 | 2005 | 7.74억 | 2023 | 36.9억 |
| 1988 | 3.32억 | 2006 | 8.3억 | 2024 | 37.5억 |
| 1989 | 3.79억 | 2007 | 9.53억 | 2025 | 38.3억 |
| 1990 | 3.73억 | 2008 | 10.3억 | | |
데이터 표
| 1973 | 0.7% | 1991 | 1.1% | 2009 | 1.2% |
| 1974 | 0.6% | 1992 | 1.2% | 2010 | 1.4% |
| 1975 | 0.8% | 1993 | 1.3% | 2011 | 1.5% |
| 1976 | 1.5% | 1994 | 1.4% | 2012 | 1.4% |
| 1977 | 1.6% | 1995 | 1.4% | 2013 | 1.3% |
| 1978 | 1.3% | 1996 | 1.4% | 2014 | 1.4% |
| 1979 | 0.8% | 1997 | 1.4% | 2015 | 1.4% |
| 1980 | 0.7% | 1998 | 1.4% | 2016 | 1.2% |
| 1981 | 0.8% | 1999 | 1.4% | 2017 | 1.1% |
| 1982 | 1% | 2000 | 1.4% | 2018 | 1.2% |
| 1983 | 1.2% | 2001 | 1.3% | 2019 | 1.2% |
| 1984 | 1.1% | 2002 | 1.2% | 2020 | 1.3% |
| 1985 | 1% | 2003 | 1.2% | 2021 | 1.2% |
| 1986 | 1% | 2004 | 1.2% | 2022 | 1% |
| 1987 | 1.1% | 2005 | 1.2% | 2023 | 0.9% |
| 1988 | 1.1% | 2006 | 1.2% | 2024 | 0.9% |
| 1989 | 1.2% | 2007 | 1.2% | 2025 | 0.8% |
| 1990 | 1.1% | 2008 | 1.1% | | |