| 年度 | 实际值 |
|---|---|
| 1992 | 3974 |
| 1993 | |
| 1994 | 6103 |
| 1995 | 5048 |
| 1996 | 9575 |
| 1997 | |
| 1998 | |
| 1999 | 15281 |
| 2000 | 15898 |
| 2001 | 18063 |
| 2002 | 21104 |
| 2003 | 22484 |
| 2004 | 24498 |
| 2005 | 31615 |
| 2006 | 38122 |
| 2007 | 51019 |
| 2008 | 66447 |
| 2009 | 81191 |
| 2010 | 96280 |
| 2011 | 123193 |
| 2012 | 146054 |
| 2013 | 158461 |
| 2014 | 177282 |
| 2015 | 213113 |