| 年度 | 实际值 |
|---|---|
| 1993 | 104000 |
| 1994 | 104100 |
| 1995 | 101900 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 65196 |
| 2001 | 44353 |
| 2002 | 65070 |
| 2003 | 62061 |
| 2004 | 58867 |
| 2005 | 55838 |
| 2006 | 52616 |
| 2007 | 50720 |
| 2008 | 49016 |
| 2009 | 46953 |
| 2010 | 46373 |
| 2011 | 46231 |
| 2012 | 46627 |
| 2013 | 41595 |
| 2014 | 38145 |
| 2015 | 39264 |
| 2016 | 36543 |
| 2017 | 34326 |