| 年度 | 实际值 |
|---|---|
| 1993 | 6584 |
| 1994 | 6927 |
| 1995 | 6832 |
| 1996 | 7362 |
| 1997 | 6959 |
| 1998 | 6935 |
| 1999 | 7261 |
| 2000 | 7352 |
| 2001 | 7302 |
| 2002 | 4754 |
| 2003 | 5560 |
| 2004 | 6827 |
| 2005 | 7583 |
| 2006 | 7693 |
| 2007 | 7827 |
| 2008 | 8142 |
| 2009 | |
| 2010 | 6000 |
| 2011 | 5875 |
| 2012 | 9205 |
| 2013 | 9898 |
| 2014 | 10016 |
| 2015 | 10596 |
| 2016 | 10986 |
| 2017 | 11413 |
| 2018 | 12763 |