| 年度 | 实际值 |
|---|---|
| 1992 | 8615 |
| 1993 | |
| 1994 | 10462 |
| 1995 | 12889 |
| 1996 | 12044 |
| 1997 | |
| 1998 | |
| 1999 | 16980 |
| 2000 | 18691 |
| 2001 | 22876 |
| 2002 | 23996 |
| 2003 | 27609 |
| 2004 | 24993 |
| 2005 | 38493 |
| 2006 | 47438 |
| 2007 | 61809 |
| 2008 | 83204 |
| 2009 | 94187 |
| 2010 | 122563 |
| 2011 | 140783 |
| 2012 | 159483 |
| 2013 | 188757 |
| 2014 | 214426 |
| 2015 | 242489 |