| 年度 | 实际值 |
|---|---|
| 1992 | 43825 |
| 1993 | |
| 1994 | |
| 1995 | 46733 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 53863 |
| 2000 | 51180 |
| 2001 | 50868 |
| 2002 | 50015 |
| 2003 | 47588 |
| 2004 | 47330 |
| 2005 | 47494 |
| 2006 | 48417 |
| 2007 | 48653 |
| 2008 | 36712 |
| 2009 | 37565 |
| 2010 | 38295 |
| 2011 | 38545 |
| 2012 | 38685 |
| 2013 | 38964 |
| 2014 | 40065 |
| 2015 | 40176 |
| 2016 | 39754 |