| 年度 | 实际值 |
|---|---|
| 1992 | 2590 |
| 1993 | |
| 1994 | |
| 1995 | 7262 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 15878 |
| 2000 | 12905 |
| 2001 | 15228 |
| 2002 | 15319 |
| 2003 | 18696 |
| 2004 | 13025 |
| 2005 | 13025 |
| 2006 | 13626 |
| 2007 | 17898 |
| 2008 | 20586 |
| 2009 | 21630 |
| 2010 | 32566 |
| 2011 | 51166 |
| 2012 | 70066 |
| 2013 | 100066 |
| 2014 | 115766 |
| 2015 | 132166 |
| 2016 | 135586 |