| 年度 | 实际值 |
|---|---|
| 1992 | 22198 |
| 1993 | |
| 1994 | |
| 1995 | 31640 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 53007 |
| 2000 | 69076 |
| 2001 | 73328 |
| 2002 | 80824 |
| 2003 | 105666 |
| 2004 | 148000 |
| 2005 | 150000 |
| 2006 | 150794 |
| 2007 | 173745 |
| 2008 | 169578 |
| 2009 | 180531 |
| 2010 | 257198 |
| 2011 | 277127 |
| 2012 | 313176 |
| 2013 | 383197 |
| 2014 | 417869 |
| 2015 | 492482 |
| 2016 | 536319 |
| 2017 | 568900 |