| 年度 | 实际值 |
|---|---|
| 1992 | 11022 |
| 1993 | |
| 1994 | |
| 1995 | 15195 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 14124 |
| 2000 | 11495 |
| 2001 | 12970 |
| 2002 | 16492 |
| 2003 | 48559 |
| 2004 | 150831 |
| 2005 | 222722 |
| 2006 | 361598 |
| 2007 | 488216 |
| 2008 | 442251 |
| 2009 | 526817 |
| 2010 | 526891 |
| 2011 | 555516 |
| 2012 | 546371 |
| 2013 | 589205 |
| 2014 | 625262 |
| 2015 | 615851 |
| 2016 | 596016 |
| 2017 | 577978 |