| 年度 | 实际值 |
|---|---|
| 1992 | 4898 |
| 1993 | |
| 1994 | |
| 1995 | 7847 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 13130 |
| 2000 | 13625 |
| 2001 | 13740 |
| 2002 | 15392 |
| 2003 | 16993 |
| 2004 | 18406 |
| 2005 | 23046 |
| 2006 | 30095 |
| 2007 | 37687 |
| 2008 | 43286 |
| 2009 | 73189 |
| 2010 | 85326 |
| 2011 | 106948 |
| 2012 | 132212 |
| 2013 | 166775 |
| 2014 | 169456 |
| 2015 | 206186 |
| 2016 | 218292 |