| 年度 | 实际值 |
|---|---|
| 1997 | 82200 |
| 1998 | 91200 |
| 1999 | 100000 |
| 2000 | 114706 |
| 2001 | 128100 |
| 2002 | 136100 |
| 2003 | 140000 |
| 2004 | 140000 |
| 2005 | 136000 |
| 2006 | 130700 |
| 2007 | 129300 |
| 2008 | 129000 |
| 2009 | |
| 2010 | 131100 |
| 2011 | 138000 |
| 2012 | 141300 |
| 2013 | 137800 |
| 2014 | 141000 |
| 2015 | 141600 |
| 2016 | 140000 |
| 2017 | 150000 |
| 2018 | 150000 |