| 年份 | 单位：万人 |
| 含“(E)”其对应值为系统预测，仅供参考。 | |
| 2026（E） | 购买后可见 » |
| 2025（E） | 购买后可见 » |
| 2024（E） | 购买后可见 » |
| 2023 | 购买后可见 » |
| 2022 | 购买后可见 » |
| 2021 | 购买后可见 » |
| 2020 | 购买后可见 » |
| 2019 | 购买后可见 » |
| 2018 | 购买后可见 » |
| 2017 | 购买后可见 » |
| 2016 | 购买后可见 » |
| 2015 | 购买后可见 » |
| 2014 | 购买后可见 » |
| 2013 | 36.81 |
| 2012 | 37.90 |
| 2011 | 39.87 |
| 2010 | 42.56 |
| 2009 | 42.80 |
| 2008 | 41.70 |
| 2007 | 41.90 |
| 2006 | 36.30 |
| 2005 | 36.44 |
| 2004 | 37.18 |
| 2003 | 36.47 |
| 2002 | 37.45 |
| 2001 | 38.64 |
| 2000 | 37.76 |
| 1999 | 37.16 |
| 1998 | 35.84 |
| 1997 | 34.06 |
| 1996 | 32.11 |
| 1995 | 29.56 |
| 1994 | 21.14 |
| 1993 | 16.86 |
| 1992 | 12.95 |
| 1991 | 8.50 |
| 1990 | 7.20 |
| 1989 | 6.40 |
| 1988 | 5.80 |
| 1987 | 5.30 |
| 1986 | 4.70 |
| 1985 | 4.20 |
| 1984 | 3.60 |
| 1983 | 3.60 |
| 1982 | 3.40 |
| 1981 | 3.30 |
| 1980 | 3.30 |
| 1979 | 3.20 |
| 1978 | 3.10 |
| 1977 | 3.00 |
| 1976 | 2.90 |
| 1975 | 2.70 |
| 1974 | 2.60 |
| 1973 | 2.50 |
| 1965 | 2.30 |
| 1964 | 2.00 |
| 1963 | 1.80 |
| 1962 | 1.80 |
| 1961 | 2.00 |
| 1960 | 2.70 |
| 1959 | 1.80 |
| 1958 | 1.00 |
| 1957 | 0.80 |
| 1956 | 0.70 |
| 1955 | 0.50 |
| 1954 | 0.50 |
| 1953 | 0.50 |
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