| 年度 | 实际值 |
|---|---|
| 1992 | 9014 |
| 1993 | |
| 1994 | 9072 |
| 1995 | 10073 |
| 1996 | 14378 |
| 1997 | |
| 1998 | |
| 1999 | 14749 |
| 2000 | 11824 |
| 2001 | 10365 |
| 2002 | 12859 |
| 2003 | 14673 |
| 2004 | 15418 |
| 2005 | 18722 |
| 2006 | 23823 |
| 2007 | 42196 |
| 2008 | 47190 |
| 2009 | 55307 |
| 2010 | 75025 |
| 2011 | 100013 |
| 2012 | 122048 |
| 2013 | 140311 |
| 2014 | 171777 |
| 2015 | 178655 |