| 年度 | 实际值 |
|---|---|
| 1992 | 68000 |
| 1993 | |
| 1994 | |
| 1995 | 75000 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 88075 |
| 2000 | 96847 |
| 2001 | 105262 |
| 2002 | 110062 |
| 2003 | 117981 |
| 2004 | 125757 |
| 2005 | 134293 |
| 2006 | 150000 |
| 2007 | 150000 |
| 2008 | 160000 |
| 2009 | 160000 |
| 2010 | 170000 |
| 2011 | 180000 |
| 2012 | 190000 |
| 2013 | 210000 |
| 2014 | 230000 |
| 2015 | 220000 |
| 2016 | 170000 |
| 2017 | 150000 |