| 年度 | 实际值 |
|---|---|
| 1992 | 298609 |
| 1993 | |
| 1994 | |
| 1995 | 235120 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 244212 |
| 2000 | 208791 |
| 2001 | 191874 |
| 2002 | 181531 |
| 2003 | 159465 |
| 2004 | 164487 |
| 2005 | 149729 |
| 2006 | 151076 |
| 2007 | 126163 |
| 2008 | 112677 |
| 2009 | 126230 |
| 2010 | 126723 |
| 2011 | 129302 |
| 2012 | 132601 |
| 2013 | 133596 |
| 2014 | 134863 |
| 2015 | 133594.2 |
| 2016 | 132690 |