| 年度 | 实际值 |
|---|---|
| 1992 | 122000 |
| 1993 | |
| 1994 | |
| 1995 | 176000 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 189000 |
| 2000 | 234000 |
| 2001 | 261000 |
| 2002 | 270000 |
| 2003 | 260000 |
| 2004 | 284000 |
| 2005 | 324000 |
| 2006 | |
| 2007 | 360000 |
| 2008 | 390000 |
| 2009 | 420000 |
| 2010 | 420000 |
| 2011 | 460000 |
| 2012 | 460000 |
| 2013 | 480000 |
| 2014 | 500000 |
| 2015 | 530000 |
| 2016 | 490000 |
| 2017 | 500000 |