| 年度 | 实际值 |
|---|---|
| 1992 | 23206 |
| 1993 | |
| 1994 | |
| 1995 | 35109 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 47168 |
| 2000 | 41991 |
| 2001 | 43029 |
| 2002 | 41694 |
| 2003 | 43764 |
| 2004 | 43238 |
| 2005 | 33282 |
| 2006 | 40062 |
| 2007 | 42141 |
| 2008 | 35785 |
| 2009 | 46633 |
| 2010 | 72589 |
| 2011 | 104784 |
| 2012 | 126515 |
| 2013 | 151073 |
| 2014 | 212068 |
| 2015 | 271238 |
| 2016 | 295088 |
| 2017 | 220588 |