데이터 표
| 1957 | 8.34억 | 1980 | 7.56억 | 2003 | 12.5억 |
| 1958 | 7.86억 | 1981 | 9.15억 | 2004 | 15.3억 |
| 1959 | 7.53억 | 1982 | 9.89억 | 2005 | 19.8억 |
| 1960 | 7.41억 | 1983 | 8.88억 | 2006 | 22.5억 |
| 1961 | 7.95억 | 1984 | 7.31억 | 2007 | 26.1억 |
| 1962 | 9.02억 | 1985 | 20.5억 | 2008 | 30억 |
| 1963 | 9.05억 | 1986 | 23.1억 | 2009 | 22.3억 |
| 1964 | 9.49억 | 1987 | 22.7억 | 2010 | 20.9억 |
| 1965 | 10.3억 | 1988 | 25.2억 | 2011 | 23.8억 |
| 1966 | 10.8억 | 1989 | 25.7억 | 2012 | 21억 |
| 1967 | 11.2억 | 1990 | 17.4억 | 2013 | 24.5억 |
| 1968 | 12.6억 | 1991 | 13.8억 | 2014 | 26.9억 |
| 1969 | 13.8억 | 1992 | 8.32억 | 2015 | 25.8억 |
| 1970 | 15.4억 | 1993 | 7.22억 | 2016 | 26.5억 |
| 1971 | 16.2억 | 1994 | 9.37억 | 2017 | 36.4억 |
| 1972 | 18.2억 | 1995 | 9.83억 | 2018 | 43.6억 |
| 1973 | 5.45억 | 1996 | 8.74억 | 2019 | 46.1억 |
| 1974 | 5.66억 | 1997 | 10.7억 | 2020 | 50.5억 |
| 1975 | 6.36억 | 1998 | 12.5억 | 2021 | 52.9억 |
| 1976 | 6.92억 | 1999 | 9.55억 | 2022 | 51.9억 |
| 1977 | 7.17억 | 2000 | 9.36억 | 2023 | 56.2억 |
| 1978 | 8.34억 | 2001 | 9.86억 | 2024 | 83.2억 |
| 1979 | 8.6억 | 2002 | 10.6억 | 2025 | 97.3억 |
데이터 표
| 1980 | 2.2% | 1996 | 2.4% | 2012 | 1.2% |
| 1981 | 2.2% | 1997 | 3% | 2013 | 1.3% |
| 1982 | 2% | 1998 | 3% | 2014 | 1.3% |
| 1983 | 2% | 1999 | 2.6% | 2015 | 1.5% |
| 1984 | 1.9% | 2000 | 2.5% | 2016 | 1.4% |
| 1985 | 4.3% | 2001 | 2.4% | 2017 | 1.7% |
| 1986 | 4.4% | 2002 | 2.3% | 2018 | 1.8% |
| 1987 | 3.9% | 2003 | 2.1% | 2019 | 1.8% |
| 1988 | 4.2% | 2004 | 2% | 2020 | 2% |
| 1989 | 4.8% | 2005 | 2% | 2021 | 1.9% |
| 1990 | 4.5% | 2006 | 1.8% | 2022 | 1.8% |
| 1991 | 4.8% | 2007 | 1.5% | 2023 | 1.6% |
| 1992 | 4.2% | 2008 | 1.4% | 2024 | 2.2% |
| 1993 | 2.7% | 2009 | 1.3% | 2025 | 2.3% |
| 1994 | 3.1% | 2010 | 1.2% | | |
| 1995 | 2.6% | 2011 | 1.2% | | |