| 年度 | 实际值 |
|---|---|
| 1992 | 95326 |
| 1993 | |
| 1994 | |
| 1995 | 144018 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 187581 |
| 2000 | 166000 |
| 2001 | 160000 |
| 2002 | 153293 |
| 2003 | 153059 |
| 2004 | 160113 |
| 2005 | 176382 |
| 2006 | 181984 |
| 2007 | 184756 |
| 2008 | 212785 |
| 2009 | 214325 |
| 2010 | 212461 |
| 2011 | 243866 |
| 2012 | 258246 |
| 2013 | 255714 |
| 2014 | 207053 |
| 2015 | 178644 |