| 年度 | 实际值 |
|---|---|
| 1992 | 3707 |
| 1993 | |
| 1994 | |
| 1995 | 5769 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 10465 |
| 2000 | 11149 |
| 2001 | 13806 |
| 2002 | 12882 |
| 2003 | 13749 |
| 2004 | 14057 |
| 2005 | 13798 |
| 2006 | 15500 |
| 2007 | 16093 |
| 2008 | 11485 |
| 2009 | 15649 |
| 2010 | 20942 |
| 2011 | 26159 |
| 2012 | 31297 |
| 2013 | 40412 |
| 2014 | 52454 |
| 2015 | 80099 |
| 2016 | 79283 |
| 2017 | 125409 |