| 年度 | 实际值 |
|---|---|
| 1992 | 10574 |
| 1993 | 11150 |
| 1994 | 11246 |
| 1995 | 13259 |
| 1996 | 13752 |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 7362 |
| 2001 | 29896 |
| 2002 | 13807 |
| 2003 | 19051 |
| 2004 | 20337 |
| 2005 | 25397 |
| 2006 | 31484 |
| 2007 | 45623 |
| 2008 | 59786 |
| 2009 | 94488 |
| 2010 | 126110 |
| 2011 | 296345 |
| 2012 | 201614 |
| 2013 | 206804 |
| 2014 | 218886 |
| 2015 | 288914 |