| 年度 | 实际值 |
|---|---|
| 1992 | 9267 |
| 1993 | 10907 |
| 1994 | 11234 |
| 1995 | 10237 |
| 1996 | 10749 |
| 1997 | 11300 |
| 1998 | 17485 |
| 1999 | 25404 |
| 2000 | 30697 |
| 2001 | 31220 |
| 2002 | 32100 |
| 2003 | 32588 |
| 2004 | 33280 |
| 2005 | 33551 |
| 2006 | 35182 |
| 2007 | 37182 |
| 2008 | 56046 |
| 2009 | |
| 2010 | 77446 |
| 2011 | 80337 |
| 2012 | 79739 |
| 2013 | 78113 |
| 2014 | 5555 |