| 年度 | 实际值 |
|---|---|
| 1993 | 5203 |
| 1994 | 5403 |
| 1995 | 5524 |
| 1996 | 5572 |
| 1997 | 5691 |
| 1998 | 5781 |
| 1999 | 5695 |
| 2000 | 5797 |
| 2001 | 4351 |
| 2002 | 5016 |
| 2003 | 5386 |
| 2004 | 5547 |
| 2005 | 5138 |
| 2006 | 6013 |
| 2007 | 5610 |
| 2008 | 8808 |
| 2009 | |
| 2010 | 5275 |
| 2011 | 6561 |
| 2012 | 7737 |
| 2013 | 8313 |
| 2014 | 8581 |
| 2015 | 8753 |
| 2016 | 8090 |
| 2017 | 8638 |
| 2018 | 8880 |