| 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 | 8287.87 |
| 2001 | 7836.02 |
| 2000 | 7368.91 |
| 1999 | 6771.30 |
| 1998 | 6301.00 |
| 1997 | 6017.90 |
| 1996 | 5739.70 |
| 1995 | 5371.00 |
| 1994 | 4981.70 |
| 1993 | 4739.10 |
| 1992 | 4770.80 |
| 1991 | 4683.50 |
| 1990 | 4586.00 |
| 1989 | 4554.00 |
| 1988 | 4761.50 |
| 1987 | 4948.10 |
| 1986 | 4889.90 |
| 1985 | 4706.00 |
| 1984 | 4554.20 |
| 1983 | 4397.80 |
| 1982 | 4528.50 |
| 1981 | 4859.60 |
| 1980 | 5508.10 |
| 1979 | 5905.00 |
| 1978 | 6548.30 |
| 1977 | 6779.90 |
| 1976 | 5836.50 |
| 1975 | 4466.10 |
| 1974 | 3650.30 |
| 1973 | 3446.50 |
| 1972 | 3582.50 |
| 1971 | 3127.60 |
| 1970 | 2641.90 |
| 1969 | 2021.50 |
| 1968 | 1392.30 |
| 1967 | 1223.70 |
| 1966 | 1249.80 |
| 1965 | 933.80 |
| 1964 | 854.10 |
| 1963 | 761.60 |
| 1962 | 752.80 |
| 1961 | 851.80 |
| 1960 | 1026.00 |
| 1959 | 917.80 |
| 1958 | 852.00 |
| 1957 | 628.10 |
| 1956 | 516.50 |
| 1955 | 390.00 |
| 1954 | 358.70 |
| 1953 | 293.30 |
| 1952 | 249.00 |
| 1951 | 156.80 |
| 1950 | 130.50 |
| 1949 | 103.90 |
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