| 年度 | 实际值 |
|---|---|
| 1997 | 202200 |
| 1998 | 176800 |
| 1999 | 170000 |
| 2000 | 141400 |
| 2001 | 154600 |
| 2002 | 180400 |
| 2003 | 156000 |
| 2004 | 158400 |
| 2005 | 162800 |
| 2006 | 167800 |
| 2007 | 167200 |
| 2008 | 181600 |
| 2009 | |
| 2010 | 182700 |
| 2011 | 226800 |
| 2012 | 215800 |
| 2013 | 260600 |
| 2014 | 273700 |
| 2015 | 27.44 |
| 2016 | 300000 |
| 2017 | 290000 |
| 2018 | 210000 |