| 年度 | 实际值 |
|---|---|
| 1992 | 20077 |
| 1993 | |
| 1994 | |
| 1995 | 39735 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 67343 |
| 2000 | 61008 |
| 2001 | 60969 |
| 2002 | 61378 |
| 2003 | 65846 |
| 2004 | 66416 |
| 2005 | 70200 |
| 2006 | 74327 |
| 2007 | 79775 |
| 2008 | 78182 |
| 2009 | 95356 |
| 2010 | 269491 |
| 2011 | 305884 |
| 2012 | 442326 |
| 2013 | 486715 |
| 2014 | 522426 |
| 2015 | 466330 |
| 2016 | 608741 |
| 2017 | 648492 |