| 年度 | 实际值 |
|---|---|
| 1992 | 60353 |
| 1993 | |
| 1994 | |
| 1995 | 73312 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 80647 |
| 2000 | 80629 |
| 2001 | 81645 |
| 2002 | 73602 |
| 2003 | 71769 |
| 2004 | 71159 |
| 2005 | 73581 |
| 2006 | 67795 |
| 2007 | 64003 |
| 2008 | 40825 |
| 2009 | 43762 |
| 2010 | 41852 |
| 2011 | 43726 |
| 2012 | 47756 |
| 2013 | 50487 |
| 2014 | 51842 |
| 2015 | 50106 |
| 2016 | 49773 |