| 年度 | 实际值 |
|---|---|
| 1992 | 31000 |
| 1993 | |
| 1994 | |
| 1995 | 32000 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 57000 |
| 2000 | 73000 |
| 2001 | 82000 |
| 2002 | 96000 |
| 2003 | 73000 |
| 2004 | 56000 |
| 2005 | 29000 |
| 2006 | 231000 |
| 2007 | 280000 |
| 2008 | 333000 |
| 2009 | 278000 |
| 2010 | 278000 |
| 2011 | 280000 |
| 2012 | 280000 |
| 2013 | 210000 |
| 2014 | 230000 |
| 2015 | 230000 |
| 2016 | 240000 |
| 2017 | 240000 |