| 年度 | 实际值 |
|---|---|
| 1992 | 4316 |
| 1993 | 11139 |
| 1994 | 8422 |
| 1995 | 8694 |
| 1996 | 9892 |
| 1997 | 10962 |
| 1998 | 13723 |
| 1999 | 15713 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 59778 |
| 2004 | 68548 |
| 2005 | 86972 |
| 2006 | 107706 |
| 2007 | 156559 |
| 2008 | 217698 |
| 2009 | |
| 2010 | 332315 |
| 2011 | 340009 |
| 2012 | 442750 |
| 2013 | 399104 |
| 2014 | 386969 |
| 2015 | 561838 |
| 2016 | 542410 |
| 2017 | 540778 |
| 2018 | 518619 |