| 年度 | 实际值 |
|---|---|
| 1992 | 237266 |
| 1993 | |
| 1994 | |
| 1995 | 223799 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 317813 |
| 2000 | 174906 |
| 2001 | 153821 |
| 2002 | 229746 |
| 2003 | 81259 |
| 2004 | 338020 |
| 2005 | 461103 |
| 2006 | 410477 |
| 2007 | 409136 |
| 2008 | 625610 |
| 2009 | 1000738 |
| 2010 | 1350506 |
| 2011 | 1377095 |
| 2012 | 1575128 |
| 2013 | 1215001 |
| 2014 | 1233403 |
| 2015 | 1235467 |