| 年度 | 实际值 |
|---|---|
| 1992 | 16891 |
| 1993 | |
| 1994 | |
| 1995 | 23256 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 54959 |
| 2000 | 57083 |
| 2001 | 49900 |
| 2002 | 51342 |
| 2003 | 50753 |
| 2004 | 55430 |
| 2005 | 54589 |
| 2006 | 56051 |
| 2007 | 66749 |
| 2008 | 63426 |
| 2009 | 71581 |
| 2010 | 106154 |
| 2011 | 144981 |
| 2012 | 180892 |
| 2013 | 203388 |
| 2014 | 249731 |
| 2015 | 289223 |
| 2016 | 382620 |
| 2017 | 422632 |