| 年份 | 单位：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 | 13212.00 |
| 2001 | 12140.00 |
| 2000 | 10984.00 |
| 1999 | 9829.00 |
| 1998 | 8972.00 |
| 1997 | 8789.00 |
| 1996 | 8261.00 |
| 1995 | 7463.00 |
| 1994 | 6303.00 |
| 1993 | 4966.00 |
| 1992 | 3966.00 |
| 1991 | 3468.00 |
| 1990 | 2987.00 |
| 1989 | 2707.00 |
| 1988 | 2382.00 |
| 1987 | 1879.00 |
| 1986 | 1629.00 |
| 1985 | 1436.00 |
| 1984 | 1048.00 |
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