| 年度 | 实际值 |
|---|---|
| 1992 | 36732 |
| 1993 | |
| 1994 | |
| 1995 | 41491 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 46815 |
| 2000 | 47110 |
| 2001 | 48073 |
| 2002 | 48918 |
| 2003 | 46161 |
| 2004 | 46009 |
| 2005 | 48433 |
| 2006 | 49099 |
| 2007 | 45091 |
| 2008 | 52512 |
| 2009 | 53350 |
| 2010 | 54038 |
| 2011 | 56786 |
| 2012 | 57215 |
| 2013 | 58879 |
| 2014 | 57567 |
| 2015 | 55805 |
| 2016 | 57049 |