| 年度 | 实际值 |
|---|---|
| 1992 | 6134 |
| 1993 | 7079 |
| 1994 | 4892 |
| 1995 | 4951 |
| 1996 | 4640 |
| 1997 | 5145 |
| 1998 | 5923 |
| 1999 | 6772 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 30635 |
| 2004 | 50204 |
| 2005 | 56381 |
| 2006 | 67427 |
| 2007 | 91785 |
| 2008 | 110368 |
| 2009 | |
| 2010 | 164502 |
| 2011 | 356648 |
| 2012 | 450780 |
| 2013 | 507446 |
| 2014 | 508965 |
| 2015 | 577511 |
| 2016 | 585118 |
| 2017 | 731657 |
| 2018 | 743925 |