| 年度 | 实际值 |
|---|---|
| 1992 | 20000 |
| 1993 | |
| 1994 | |
| 1995 | 20000 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 19000 |
| 2000 | 21000 |
| 2001 | 21000 |
| 2002 | 22900 |
| 2003 | 24474 |
| 2004 | 24000 |
| 2005 | 24000 |
| 2006 | 23000 |
| 2007 | 20000 |
| 2008 | 20000 |
| 2009 | .4135 |
| 2010 | 21000 |
| 2011 | 25000 |
| 2012 | 26000 |
| 2013 | 2.7 |
| 2014 | 191000 |
| 2015 | 20000 |
| 2016 | 20000 |
| 2017 | 30000 |