| 年度 | 实际值 |
|---|---|
| 1997 | 250700 |
| 1998 | 166300 |
| 1999 | 170000 |
| 2000 | 132600 |
| 2001 | 130800 |
| 2002 | 116100 |
| 2003 | 125000 |
| 2004 | 121600 |
| 2005 | 126000 |
| 2006 | 136000 |
| 2007 | 138300 |
| 2008 | 127200 |
| 2009 | |
| 2010 | 121500 |
| 2011 | 121200 |
| 2012 | 108100 |
| 2013 | 113000 |
| 2014 | 105000 |
| 2015 | 10 |
| 2016 | 90000 |
| 2017 | 80000 |
| 2018 | 80000 |