| 年度 | 实际值 |
|---|---|
| 1992 | 5633 |
| 1993 | 12065 |
| 1994 | 12844 |
| 1995 | 19985 |
| 1996 | 15742 |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 14114 |
| 2001 | 16239 |
| 2002 | 18183 |
| 2003 | 37621 |
| 2004 | 47686 |
| 2005 | 56771 |
| 2006 | 92221 |
| 2007 | 177256 |
| 2008 | 115412 |
| 2009 | 238907 |
| 2010 | 352218 |
| 2011 | 482952 |
| 2012 | 684015 |
| 2013 | |
| 2014 | |
| 2015 | 927237 |
| 2016 | 1125082 |