| 年度 | 实际值 |
|---|---|
| 1992 | 3641 |
| 1993 | |
| 1994 | |
| 1995 | 4881 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 10891 |
| 2000 | 12796 |
| 2001 | 16028 |
| 2002 | 15679 |
| 2003 | 20008 |
| 2004 | 25607 |
| 2005 | 33306 |
| 2006 | 41607 |
| 2007 | 52801 |
| 2008 | 65007 |
| 2009 | 75516 |
| 2010 | 95529 |
| 2011 | 121223 |
| 2012 | 141345 |
| 2013 | 162336 |
| 2014 | 174670 |
| 2015 | 183555 |
| 2016 | 191443 |