| 年度 | 实际值 |
|---|---|
| 1992 | 13503 |
| 1993 | |
| 1994 | |
| 1995 | 21069 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 36437 |
| 2000 | 34425 |
| 2001 | 33729 |
| 2002 | 37678 |
| 2003 | 37154 |
| 2004 | 39313 |
| 2005 | 42566 |
| 2006 | 49784 |
| 2007 | 59616 |
| 2008 | 73930 |
| 2009 | 90260 |
| 2010 | 87222 |
| 2011 | 106721 |
| 2012 | 114307 |
| 2013 | 120262 |
| 2014 | 140253 |
| 2015 | 167761 |
| 2016 | 173315 |
| 2017 | 176159 |