| 年度 | 实际值 |
|---|---|
| 1992 | 11536 |
| 1993 | |
| 1994 | |
| 1995 | 27870 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 66468 |
| 2000 | 72987 |
| 2001 | 74365 |
| 2002 | 36726 |
| 2003 | 81924 |
| 2004 | 78961 |
| 2005 | 82282 |
| 2006 | 73688 |
| 2007 | 71256 |
| 2008 | 68509 |
| 2009 | 77700 |
| 2010 | 101600 |
| 2011 | 101600 |
| 2012 | 164000 |
| 2013 | 240216 |
| 2014 | 298383 |
| 2015 | 281523 |
| 2016 | 298683 |
| 2017 | 334170 |