| 年度 | 实际值 |
|---|---|
| 1992 | 7790 |
| 1993 | 10638 |
| 1994 | 5507 |
| 1995 | 7354 |
| 1996 | 8720 |
| 1997 | 10884 |
| 1998 | 13516 |
| 1999 | 15223 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 57736 |
| 2004 | 71529 |
| 2005 | 80718 |
| 2006 | 92562 |
| 2007 | 112702 |
| 2008 | 159845 |
| 2009 | |
| 2010 | 216983 |
| 2011 | 255379 |
| 2012 | 348835 |
| 2013 | 334332 |
| 2014 | 358495 |
| 2015 | 424258 |
| 2016 | 484208 |
| 2017 | 508832 |
| 2018 | 556567 |