| 年度 | 实际值 |
|---|---|
| 1992 | 1074 |
| 1993 | 14558 |
| 1994 | 5369 |
| 1995 | 9266 |
| 1996 | 9915 |
| 1997 | 7400 |
| 1998 | 7114 |
| 1999 | 9083 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 79517 |
| 2004 | 92900 |
| 2005 | 106026 |
| 2006 | 132288 |
| 2007 | 206874 |
| 2008 | 275451 |
| 2009 | |
| 2010 | 376505 |
| 2011 | 460035 |
| 2012 | 672683 |
| 2013 | 639391 |
| 2014 | 609369 |
| 2015 | 718249 |
| 2016 | 737133 |
| 2017 | 813787 |
| 2018 | 844105 |