| 年度 | 实际值 |
|---|---|
| 1995 | 2458 |
| 1996 | 7115 |
| 1997 | 11997 |
| 1998 | 12268 |
| 1999 | 10355 |
| 2000 | 17325 |
| 2001 | 22806 |
| 2002 | 36234 |
| 2003 | 55443 |
| 2004 | 54898 |
| 2005 | 51690 |
| 2006 | 54349 |
| 2007 | 76556 |
| 2008 | 86920 |
| 2009 | |
| 2010 | 82720 |
| 2011 | 114617 |
| 2012 | 121896 |
| 2013 | 125609 |
| 2014 | 67815 |
| 2015 | 51317 |
| 2016 | 37987 |
| 2017 | 81386 |
| 2018 | 72175 |