| 年度 | 实际值 |
|---|---|
| 1992 | 4000 |
| 1993 | |
| 1994 | |
| 1995 | 36758 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 50438 |
| 2000 | 49127 |
| 2001 | 62009 |
| 2002 | 55246 |
| 2003 | 65135 |
| 2004 | 71269 |
| 2005 | 88770 |
| 2006 | 97113 |
| 2007 | 112588 |
| 2008 | 111912 |
| 2009 | 132478 |
| 2010 | 190368 |
| 2011 | 212670 |
| 2012 | 289986 |
| 2013 | 350896 |
| 2014 | 369944 |
| 2015 | 451151 |
| 2016 | 556261 |
| 2017 | 717871 |