| 年度 | 实际值 |
|---|---|
| 1992 | 31849 |
| 1993 | |
| 1994 | |
| 1995 | 45380 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 42490 |
| 2000 | 33033 |
| 2001 | 35419 |
| 2002 | 35419 |
| 2003 | 42985 |
| 2004 | 53189 |
| 2005 | 38713 |
| 2006 | 47673 |
| 2007 | 45688 |
| 2008 | 42199 |
| 2009 | 40826 |
| 2010 | 52987 |
| 2011 | 54697.2 |
| 2012 | 55890 |
| 2013 | 58660 |
| 2014 | 71417 |
| 2015 | 59730.4 |
| 2016 | 72006 |