| 年度 | 实际值 |
|---|---|
| 1993 | 81000 |
| 1994 | 80000 |
| 1995 | 82400 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 57600 |
| 2001 | 57630 |
| 2002 | 57630 |
| 2003 | 56312 |
| 2004 | 52089 |
| 2005 | 48474 |
| 2006 | 46710 |
| 2007 | 45517 |
| 2008 | 44931 |
| 2009 | 43979 |
| 2010 | 44471 |
| 2011 | 44468 |
| 2012 | 44625 |
| 2013 | 40795 |
| 2014 | 39059 |
| 2015 | 39104 |
| 2016 | 48382 |
| 2017 | 34996 |