| 年度 | 实际值 |
|---|---|
| 1992 | 31481 |
| 1993 | |
| 1994 | |
| 1995 | 40077 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 46261 |
| 2000 | 47468 |
| 2001 | 41985 |
| 2002 | 42196 |
| 2003 | 43713 |
| 2004 | 37582 |
| 2005 | 9876 |
| 2006 | 9947 |
| 2007 | 10337 |
| 2008 | 11078 |
| 2009 | 39615 |
| 2010 | 69624 |
| 2011 | 106141 |
| 2012 | 120978 |
| 2013 | 148644 |
| 2014 | 131487 |
| 2015 | 238410 |
| 2016 | 231848 |
| 2017 | 135541 |
| 2018 | 202676 |