| 年度 | 实际值 |
|---|---|
| 1992 | 201 |
| 1993 | |
| 1994 | |
| 1995 | 54488 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 65965 |
| 2000 | 66515 |
| 2001 | 91702 |
| 2002 | 69848 |
| 2003 | 67683 |
| 2004 | 96438 |
| 2005 | 112152 |
| 2006 | 105328 |
| 2007 | 102308 |
| 2008 | 123104 |
| 2009 | 151635 |
| 2010 | 150754 |
| 2011 | 239136 |
| 2012 | 232823 |
| 2013 | 310401 |
| 2014 | 346164 |
| 2015 | 356278 |
| 2016 | 381026 |
| 2017 | 519219 |