| 年份 | 单位：亿元 |
| 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 | 1016.90 |
| 2001 | 887.20 |
| 2000 | 796.20 |
| 1999 | 646.30 |
| 1998 | 573.50 |
| 1997 | 464.80 |
| 1996 | 406.94 |
| 1995 | 358.75 |
| 1994 | 300.27 |
| 1993 | 247.41 |
| 1992 | 165.22 |
| 1991 | 140.56 |
| 1990 | 120.84 |
| 1989 | 106.64 |
| 1988 | 102.74 |
| 1987 | 89.63 |
| 1986 | 72.01 |
| 1985 | 63.86 |
| 1984 | 46.17 |
| 1983 | 39.90 |
| 1982 | 33.49 |
| 1981 | 27.38 |
| 1980 | 26.35 |
| 1979 | 26.00 |
| 1978 | 23.18 |
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