| 年度 | 实际值 |
|---|---|
| 1992 | 5290 |
| 1993 | |
| 1994 | |
| 1995 | 5689 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 12178 |
| 2000 | 15311 |
| 2001 | 23953 |
| 2002 | 21723 |
| 2003 | 29109 |
| 2004 | 40209 |
| 2005 | 54382 |
| 2006 | 71145 |
| 2007 | 89074 |
| 2008 | 110453 |
| 2009 | 131462 |
| 2010 | 168502 |
| 2011 | 215735 |
| 2012 | 250344 |
| 2013 | 263832 |
| 2014 | 282697 |
| 2015 | 303412 |
| 2016 | 331249 |