| 年度 | 实际值 |
|---|---|
| 1993 | 6490 |
| 1994 | 6844 |
| 1995 | 9979 |
| 1996 | 6598 |
| 1997 | 6976 |
| 1998 | 7227 |
| 1999 | 7675 |
| 2000 | 7873 |
| 2001 | 8113 |
| 2002 | 8943 |
| 2003 | 6677 |
| 2004 | 8338 |
| 2005 | 9926 |
| 2006 | 8828 |
| 2007 | 6634 |
| 2008 | 6868 |
| 2009 | |
| 2010 | 10382 |
| 2011 | 9824 |
| 2012 | 10405 |
| 2013 | 12441 |
| 2014 | 12220 |
| 2015 | 12537 |
| 2016 | 13007 |
| 2017 | 13535 |
| 2018 | 14612 |