| 年度 | 实际值 |
|---|---|
| 1992 | 2912 |
| 1993 | |
| 1994 | 5550 |
| 1995 | 4931 |
| 1996 | 10041 |
| 1997 | |
| 1998 | |
| 1999 | 12530 |
| 2000 | 14509 |
| 2001 | 17911 |
| 2002 | 20367 |
| 2003 | 23073 |
| 2004 | 34225 |
| 2005 | 39347 |
| 2006 | 46882 |
| 2007 | 60553 |
| 2008 | 84260 |
| 2009 | 98197 |
| 2010 | 124737 |
| 2011 | 145486 |
| 2012 | 178361 |
| 2013 | 177095 |
| 2014 | 189702 |
| 2015 | 201280 |