| 年度 | 实际值 |
|---|---|
| 1993 | 52000 |
| 1994 | 60000 |
| 1995 | 60000 |
| 1996 | 62000 |
| 1997 | 20000 |
| 1998 | 68000 |
| 1999 | 69000 |
| 2000 | 70000 |
| 2001 | 70000 |
| 2002 | 88000 |
| 2003 | 93000 |
| 2004 | 106000 |
| 2005 | 114000 |
| 2006 | 132000 |
| 2007 | 127000 |
| 2008 | 133000 |
| 2009 | |
| 2010 | 141000 |
| 2011 | 159000 |
| 2012 | 158000 |
| 2013 | 170000 |
| 2014 | 178900 |
| 2015 | 175000 |
| 2016 | 183000 |
| 2017 | 200000 |
| 2018 | 200000 |