| 年度 | 实际值 |
|---|---|
| 1992 | 142000 |
| 1993 | |
| 1994 | |
| 1995 | 172000 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 296620 |
| 2000 | 304215 |
| 2001 | 283955 |
| 2002 | 278426 |
| 2003 | 297114 |
| 2004 | 301799 |
| 2005 | 307421 |
| 2006 | 310000 |
| 2007 | 320000 |
| 2008 | 270000 |
| 2009 | 300000 |
| 2010 | 310000 |
| 2011 | 290000 |
| 2012 | 270000 |
| 2013 | 270000 |
| 2014 | 280000 |
| 2015 | 250000 |
| 2016 | 230000 |
| 2017 | 230000 |