| 年度 | 实际值 |
|---|---|
| 1992 | 58495 |
| 1993 | 58384 |
| 1994 | 39172 |
| 1995 | |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 54874 |
| 2001 | 55242 |
| 2002 | 75366 |
| 2003 | 62999 |
| 2004 | 54192 |
| 2005 | 254795 |
| 2006 | 128455 |
| 2007 | 170095 |
| 2008 | 110206 |
| 2009 | 133647 |
| 2010 | 155760 |
| 2011 | 160221 |
| 2012 | 181765 |
| 2013 | 308227 |
| 2014 | 475978 |
| 2015 | 557968 |
| 2016 | 778583 |
| 2017 | 1148573 |
| 2018 | 983448 |