| 年度 | 实际值 |
|---|---|
| 1992 | 7598 |
| 1993 | |
| 1994 | |
| 1995 | 13459 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 11517 |
| 2000 | 13549 |
| 2001 | |
| 2002 | 16929 |
| 2003 | 24055 |
| 2004 | 30368 |
| 2005 | 21961 |
| 2006 | 27369 |
| 2007 | 39921 |
| 2008 | 54656 |
| 2009 | 67461 |
| 2010 | 96703 |
| 2011 | 170368 |
| 2012 | 215500 |
| 2013 | 255500 |
| 2014 | 267900 |
| 2015 | 306200 |
| 2016 | 343783 |