| 年度 | 实际值 |
|---|---|
| 1992 | 2965 |
| 1993 | |
| 1994 | |
| 1995 | 8548 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 29640 |
| 2000 | 57412 |
| 2001 | 80354 |
| 2002 | 80226 |
| 2003 | 107319 |
| 2004 | 109996 |
| 2005 | 118341 |
| 2006 | 140046 |
| 2007 | 165065 |
| 2008 | 163547 |
| 2009 | 196299 |
| 2010 | 168362 |
| 2011 | 252235 |
| 2012 | 339902 |
| 2013 | 402597 |
| 2014 | 305515 |
| 2015 | 337769 |
| 2016 | 374228 |
| 2017 | 554369 |