| 年度 | 实际值 |
|---|---|
| 1997 | 236000 |
| 1998 | 203200 |
| 1999 | 180000 |
| 2000 | 155000 |
| 2001 | 135000 |
| 2002 | 124100 |
| 2003 | 119100 |
| 2004 | 116000 |
| 2005 | 109600 |
| 2006 | 103500 |
| 2007 | 101100 |
| 2008 | 92900 |
| 2009 | |
| 2010 | 83500 |
| 2011 | 80300 |
| 2012 | 74000 |
| 2013 | 87900 |
| 2014 | 81200 |
| 2015 | 8.89 |
| 2016 | 80000 |
| 2017 | 70000 |
| 2018 | 70000 |