| 年度 | 实际值 |
|---|---|
| 1992 | 43000 |
| 1993 | |
| 1994 | |
| 1995 | 45000 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 38000 |
| 2000 | 40000 |
| 2001 | 47000 |
| 2002 | 48000 |
| 2003 | 50000 |
| 2004 | 72000 |
| 2005 | 87000 |
| 2006 | 98000 |
| 2007 | 121000 |
| 2008 | 242000 |
| 2009 | 275000 |
| 2010 | 280000 |
| 2011 | 210000 |
| 2012 | 390000 |
| 2013 | 140000 |
| 2014 | 140000 |
| 2015 | 140000 |
| 2016 | 160000 |
| 2017 | 170000 |