| 年度 | 实际值 |
|---|---|
| 1992 | 12425 |
| 1993 | |
| 1994 | |
| 1995 | 23737 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 63657 |
| 2000 | 56022 |
| 2001 | 56931 |
| 2002 | 56931 |
| 2003 | 93833 |
| 2004 | 94771 |
| 2005 | 97614 |
| 2006 | 130556 |
| 2007 | 142625 |
| 2008 | 178935 |
| 2009 | 199559 |
| 2010 | 229019 |
| 2011 | 240261 |
| 2012 | 325107 |
| 2013 | 361445 |
| 2014 | 408771 |
| 2015 | 490151 |