| 年度 | 实际值 |
|---|---|
| 1992 | 5383 |
| 1993 | |
| 1994 | |
| 1995 | 5504 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 16578 |
| 2000 | 19232 |
| 2001 | 23166 |
| 2002 | 21380 |
| 2003 | 22828 |
| 2004 | 19882 |
| 2005 | 16607 |
| 2006 | 17242 |
| 2007 | 18210 |
| 2008 | 21240 |
| 2009 | 24710 |
| 2010 | 27459 |
| 2011 | 44484 |
| 2012 | 61700 |
| 2013 | 75900 |
| 2014 | 92000 |
| 2015 | 103000 |
| 2016 | 112397 |