| 年度 | 实际值 |
|---|---|
| 1992 | 9908 |
| 1993 | |
| 1994 | |
| 1995 | 26403 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 25098 |
| 2000 | 27248 |
| 2001 | 30947 |
| 2002 | 33487 |
| 2003 | 36500 |
| 2004 | 34557 |
| 2005 | 31500 |
| 2006 | 27323 |
| 2007 | 33115 |
| 2008 | 37733 |
| 2009 | 62638 |
| 2010 | 94221 |
| 2011 | 107030 |
| 2012 | 130600 |
| 2013 | 158800 |
| 2014 | 201640 |
| 2015 | 227657 |
| 2016 | 201035 |
| 2017 | 189768 |