| 年份 | 单位：万人 |
| 2012 | 购买后可见 » |
| 2011 | 购买后可见 » |
| 2010 | 购买后可见 » |
| 2009 | 购买后可见 » |
| 2008 | 购买后可见 » |
| 2007 | 购买后可见 » |
| 2006 | 购买后可见 » |
| 2005 | 购买后可见 » |
| 2004 | 购买后可见 » |
| 2003 | 购买后可见 » |
| 2002 | 2263.63 |
| 2001 | 2047.44 |
| 2000 | 1908.60 |
| 1999 | 1852.71 |
| 1998 | 1832.00 |
| 1997 | 1664.00 |
| 1996 | 1484.00 |
| 1995 | 1429.00 |
| 1994 | 1361.90 |
| 1993 | 1365.90 |
| 1992 | 1328.40 |
| 1991 | 1308.50 |
| 1990 | 1342.10 |
| 1989 | 1377.50 |
| 1988 | 1407.80 |
| 1987 | 1364.10 |
| 1986 | 1281.00 |
| 1985 | 1194.90 |
| 1984 | 1140.20 |
| 1983 | 1195.40 |
| 1982 | 1342.70 |
| 1981 | 1640.30 |
| 1980 | 1581.00 |
| 1979 | 2384.40 |
| 1978 | 2375.30 |
| 1977 | 2144.40 |
| 1976 | 1723.20 |
| 1975 | 1494.70 |
| 1974 | 1478.50 |
| 1973 | 1478.80 |
| 1972 | 1251.40 |
| 1971 | 935.40 |
| 1970 | 686.50 |
| 1969 | 399.40 |
| 1968 | 598.40 |
| 1967 | 213.20 |
| 1966 | 190.00 |
| 1965 | 209.80 |
| 1964 | 175.30 |
| 1963 | 195.60 |
| 1962 | 202.50 |
| 1961 | 227.10 |
| 1960 | 171.00 |
| 1959 | 179.00 |
| 1958 | 131.30 |
| 1957 | 129.90 |
| 1956 | 93.90 |
| 1955 | 96.90 |
| 1954 | 64.40 |
| 1953 | 45.40 |
| 1952 | 22.10 |
| 1951 | 28.40 |
| 1950 | 29.60 |
| 1949 | 28.00 |
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