| 年度 | 实际值 |
|---|---|
| 1992 | 6775 |
| 1993 | |
| 1994 | 6531 |
| 1995 | 7375 |
| 1996 | 9091 |
| 1997 | |
| 1998 | |
| 1999 | 12862 |
| 2000 | 14309 |
| 2001 | 30049 |
| 2002 | 20080 |
| 2003 | 30876 |
| 2004 | 38198 |
| 2005 | 59830 |
| 2006 | 68595 |
| 2007 | 81296 |
| 2008 | 96115 |
| 2009 | 89885 |
| 2010 | 100181 |
| 2011 | 125375 |
| 2012 | 144156 |
| 2013 | 127613 |
| 2014 | 111051 |
| 2015 | 96500 |