| 年度 | 实际值 |
|---|---|
| 1992 | 2847 |
| 1993 | |
| 1994 | |
| 1995 | 3663 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 12117 |
| 2000 | 14704 |
| 2001 | 18605 |
| 2002 | 18243 |
| 2003 | 23012 |
| 2004 | 30821 |
| 2005 | 42407 |
| 2006 | 48989 |
| 2007 | 51302 |
| 2008 | 56470 |
| 2009 | 63518 |
| 2010 | 95181 |
| 2011 | 110168 |
| 2012 | 143682 |
| 2013 | 223869 |
| 2014 | 255736 |
| 2015 | 277165 |
| 2016 | 287666 |