| 年度 | 实际值 |
|---|---|
| 1992 | 3466 |
| 1993 | |
| 1994 | |
| 1995 | 7148 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 19981 |
| 2000 | 10760 |
| 2001 | 8482 |
| 2002 | 5838 |
| 2003 | 6007 |
| 2004 | 14547 |
| 2005 | 15821 |
| 2006 | 10 |
| 2007 | 21777 |
| 2008 | 26786 |
| 2009 | 33921 |
| 2010 | 44100 |
| 2011 | 52254 |
| 2012 | 62971 |
| 2013 | 74804 |
| 2014 | 97808 |
| 2015 | 101781 |
| 2016 | 102953 |
| 2017 | 114333 |