| 年度 | 实际值 |
|---|---|
| 1992 | 2169 |
| 1993 | |
| 1994 | |
| 1995 | 3849 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 11764 |
| 2000 | 11942 |
| 2001 | 15873 |
| 2002 | 16484 |
| 2003 | 17654 |
| 2004 | 20392 |
| 2005 | 23143 |
| 2006 | 27807 |
| 2007 | 43282 |
| 2008 | 57482 |
| 2009 | 78493 |
| 2010 | 96046 |
| 2011 | 118136 |
| 2012 | 151875 |
| 2013 | 178513 |
| 2014 | 209033 |
| 2015 | 248642 |
| 2016 | 249451 |