| 年度 | 实际值 |
|---|---|
| 1992 | 16381 |
| 1993 | |
| 1994 | |
| 1995 | 25206 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 32182 |
| 2000 | 31951 |
| 2001 | 36584 |
| 2002 | 39917 |
| 2003 | 47116 |
| 2004 | 56552 |
| 2005 | 60679 |
| 2006 | 67215 |
| 2007 | 59914 |
| 2008 | 52855 |
| 2009 | 68010 |
| 2010 | 91035 |
| 2011 | 123775 |
| 2012 | 149828 |
| 2013 | 193728 |
| 2014 | 183225 |
| 2015 | 238878 |
| 2016 | 199105 |
| 2017 | 230512 |