| 年度 | 实际值 |
|---|---|
| 1992 | 17232 |
| 1993 | |
| 1994 | |
| 1995 | 29729 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 33087 |
| 2000 | 31639 |
| 2001 | 31267 |
| 2002 | 32685 |
| 2003 | 34883 |
| 2004 | 29728 |
| 2005 | 12054 |
| 2006 | 11384 |
| 2007 | 16241 |
| 2008 | 14302 |
| 2009 | 19350 |
| 2010 | 29155 |
| 2011 | 37930 |
| 2012 | 47372 |
| 2013 | 62422 |
| 2014 | 66022 |
| 2015 | 63733 |
| 2016 | 75908 |
| 2017 | 129239 |