| 年度 | 实际值 |
|---|---|
| 1992 | 4331 |
| 1993 | |
| 1994 | |
| 1995 | 5439 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 11846 |
| 2000 | 14088 |
| 2001 | 18089 |
| 2002 | 19851 |
| 2003 | 23055 |
| 2004 | 32861 |
| 2005 | 43878 |
| 2006 | 57059 |
| 2007 | 71712 |
| 2008 | 90439 |
| 2009 | 108744 |
| 2010 | 139506 |
| 2011 | 180016 |
| 2012 | 208856 |
| 2013 | 234636 |
| 2014 | 367974 |
| 2015 | 267070 |
| 2016 | 278275 |