| 年度 | 实际值 |
|---|---|
| 1993 | 4514 |
| 1994 | 4733 |
| 1995 | 5063 |
| 1996 | 4671 |
| 1997 | 5661 |
| 1998 | 5942 |
| 1999 | 5756 |
| 2000 | 5278 |
| 2001 | 5498 |
| 2002 | 5209 |
| 2003 | 5991 |
| 2004 | 6257 |
| 2005 | 6472 |
| 2006 | 6902 |
| 2007 | 6812 |
| 2008 | 6576 |
| 2009 | |
| 2010 | 7052 |
| 2011 | 4938 |
| 2012 | 5387 |
| 2013 | 5966 |
| 2014 | 7906 |
| 2015 | 8197 |
| 2016 | 8826 |
| 2017 | 9536 |
| 2018 | 10337 |