| 年度 | 实际值 |
|---|---|
| 1992 | 64937 |
| 1993 | |
| 1994 | |
| 1995 | 90919 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 184466 |
| 2000 | 180142 |
| 2001 | 188496 |
| 2002 | 194535 |
| 2003 | 191510 |
| 2004 | 174013 |
| 2005 | 169976 |
| 2006 | 178405 |
| 2007 | 176816 |
| 2008 | 126542 |
| 2009 | 130249 |
| 2010 | 139830 |
| 2011 | 145885 |
| 2012 | 153653 |
| 2013 | 179979 |
| 2014 | 223601 |
| 2015 | 177367 |
| 2016 | 369423 |
| 2017 | 490511 |