| 年度 | 实际值 |
|---|---|
| 1992 | 25858 |
| 1993 | 28421 |
| 1994 | |
| 1995 | 63886 |
| 1996 | 77828 |
| 1997 | |
| 1998 | |
| 1999 | 50850 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 75548 |
| 2004 | 109979 |
| 2005 | 123764 |
| 2006 | 123206 |
| 2007 | 117132 |
| 2008 | 168383 |
| 2009 | 65722 |
| 2010 | 177698 |
| 2011 | 137503.706831873 |
| 2012 | 136170 |
| 2013 | 143894 |
| 2014 | 140145 |
| 2015 | 126211 |