| 年度 | 实际值 |
|---|---|
| 1995 | 9062 |
| 1996 | 5682 |
| 1997 | 10095 |
| 1998 | 8236 |
| 1999 | 10707 |
| 2000 | 15960 |
| 2001 | 20213 |
| 2002 | 42225 |
| 2003 | 51753 |
| 2004 | 39390 |
| 2005 | 51086 |
| 2006 | 113127 |
| 2007 | 159191 |
| 2008 | 204410 |
| 2009 | 312888 |
| 2010 | 134678 |
| 2011 | 245148 |
| 2012 | 304078 |
| 2013 | 267526 |
| 2014 | 121394 |
| 2015 | 119770 |
| 2016 | 111111 |
| 2017 | 107909 |
| 2018 | 64346 |