| 年度 | 实际值 |
|---|---|
| 1992 | 10705 |
| 1993 | |
| 1994 | |
| 1995 | 10335 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 17745 |
| 2000 | 16729 |
| 2001 | 15854 |
| 2002 | 18638 |
| 2003 | 17566 |
| 2004 | 20945 |
| 2005 | 19297 |
| 2006 | 16549 |
| 2007 | 18635 |
| 2008 | 22209 |
| 2009 | 29666 |
| 2010 | 39233 |
| 2011 | 46452 |
| 2012 | 64684 |
| 2013 | 71876 |
| 2014 | 119017 |
| 2015 | 132507 |
| 2016 | 95827 |