| 年度 | 实际值 |
|---|---|
| 1993 | 3692 |
| 1994 | 3811 |
| 1995 | 4053 |
| 1996 | 4081 |
| 1997 | 4766 |
| 1998 | 4528 |
| 1999 | 4082 |
| 2000 | 4036 |
| 2001 | 4198 |
| 2002 | 3766 |
| 2003 | 6114 |
| 2004 | 6296 |
| 2005 | 7356 |
| 2006 | 7713 |
| 2007 | 8287 |
| 2008 | 8334 |
| 2009 | 9038 |
| 2010 | 9755 |
| 2011 | 7579 |
| 2012 | 10644 |
| 2013 | 11025 |
| 2014 | 11733 |
| 2015 | 12396 |
| 2016 | 12961 |
| 2017 | 15247 |
| 2018 | 16251 |