| 年度 | 实际值 |
|---|---|
| 1997 | 131900 |
| 1998 | 136800 |
| 1999 | 140000 |
| 2000 | 149500 |
| 2001 | 157900 |
| 2002 | 167200 |
| 2003 | 180000 |
| 2004 | 19 |
| 2005 | 197100 |
| 2006 | 201200 |
| 2007 | 204100 |
| 2008 | 205800 |
| 2009 | |
| 2010 | 209700 |
| 2011 | 197900 |
| 2012 | 179100 |
| 2013 | 161100 |
| 2014 | 146400 |
| 2015 | 136200 |
| 2016 | 130000 |
| 2017 | 130000 |
| 2018 | 140000 |