데이터 표
| 1970 | 1,310만 | 1984 | 4,942만 | 2010 | 2.18억 |
| 1971 | 1,375만 | 1985 | 5,565만 | 2013 | 3.67억 |
| 1972 | 1,274만 | 1987 | 1.01억 | 2014 | 7.05억 |
| 1973 | 1,943만 | 1992 | 1.26억 | 2016 | 5.02억 |
| 1974 | 2,414만 | 1993 | 1.09억 | 2017 | 3.72억 |
| 1975 | 3,349만 | 2001 | 5,445만 | 2018 | 2.92억 |
| 1976 | 3,434만 | 2002 | 7,070만 | 2019 | 3억 |
| 1977 | 3,663만 | 2003 | 9,378만 | 2020 | 2.98억 |
| 1978 | 3,796만 | 2004 | 1.24억 | 2021 | 3.13억 |
| 1979 | 5,257만 | 2005 | 1.01억 | 2022 | 2.66억 |
| 1980 | 5,742만 | 2006 | 1.27억 | 2023 | 2.85억 |
| 1981 | 6,354만 | 2007 | 1.68억 | 2024 | 1.82억 |
| 1982 | 7,243만 | 2008 | 2.08억 | 2025 | 2.05억 |
데이터 표
| 1970 | 4.9% | 1984 | 2.3% | 2010 | 1.7% |
| 1971 | 4.6% | 1985 | 2.6% | 2013 | 2% |
| 1972 | 3.5% | 1987 | 4.4% | 2014 | 3.9% |
| 1973 | 4.2% | 1992 | 3.8% | 2016 | 4.6% |
| 1974 | 4.2% | 1993 | 3.6% | 2017 | 3.2% |
| 1975 | 4.5% | 2001 | 1.8% | 2018 | 2% |
| 1976 | 4.7% | 2002 | 2.1% | 2019 | 2.1% |
| 1977 | 5% | 2003 | 2.4% | 2020 | 2.6% |
| 1978 | 4.3% | 2004 | 2.4% | 2021 | 2.3% |
| 1979 | 4.4% | 2005 | 1.5% | 2022 | 1.9% |
| 1980 | 3.4% | 2006 | 1.6% | 2023 | 2% |
| 1981 | 3.2% | 2007 | 1.9% | 2024 | 1.2% |
| 1982 | 3.3% | 2008 | 1.8% | 2025 | 1.3% |