| 年度 | 实际值 |
|---|---|
| 1992 | 61964 |
| 1993 | |
| 1994 | |
| 1995 | 48164 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 52366 |
| 2000 | 57839 |
| 2001 | 59921 |
| 2002 | 59802 |
| 2003 | 52690 |
| 2004 | 69004 |
| 2005 | 71373 |
| 2006 | 70823 |
| 2007 | 73804 |
| 2008 | 77082 |
| 2009 | 80677 |
| 2010 | 76888 |
| 2011 | 70536 |
| 2012 | 77866 |
| 2013 | 81086 |
| 2014 | 81232 |
| 2015 | 82571 |
| 2016 | 54846 |