| 年度 | 实际值 |
|---|---|
| 1992 | 247972 |
| 1993 | |
| 1994 | |
| 1995 | 276102 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 297591 |
| 2000 | 292098 |
| 2001 | 290635 |
| 2002 | 284293 |
| 2003 | 253856 |
| 2004 | 374728 |
| 2005 | 406807 |
| 2006 | 423164 |
| 2007 | 440631 |
| 2008 | 519979 |
| 2009 | 545165 |
| 2010 | 547346 |
| 2011 | 553615 |
| 2012 | 550150 |
| 2013 | 633324 |
| 2014 | 557583 |
| 2015 | 537567 |
| 2016 | 542200 |