| 年度 | 实际值 |
|---|---|
| 1992 | 5596 |
| 1993 | 6535 |
| 1994 | 5166 |
| 1995 | 5703 |
| 1996 | 8388 |
| 1997 | |
| 1998 | |
| 1999 | 12486 |
| 2000 | 13302 |
| 2001 | 14619 |
| 2002 | 14958 |
| 2003 | 20527 |
| 2004 | 27429 |
| 2005 | 32642 |
| 2006 | 37947 |
| 2007 | 43873 |
| 2008 | 56185 |
| 2009 | 72862 |
| 2010 | 89615 |
| 2011 | 120152 |
| 2012 | 132121 |
| 2013 | 171258 |
| 2014 | 188285 |
| 2015 | 205300 |