| 年度 | 实际值 |
|---|---|
| 1992 | 23766 |
| 1993 | |
| 1994 | |
| 1995 | 47275 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 61823 |
| 2000 | 56493 |
| 2001 | 62498 |
| 2002 | 77953 |
| 2003 | 91591 |
| 2004 | 107686 |
| 2005 | 91341 |
| 2006 | 104171 |
| 2007 | 113773 |
| 2008 | 112791 |
| 2009 | 141410 |
| 2010 | 154793 |
| 2011 | 164779 |
| 2012 | 176704 |
| 2013 | 215129 |
| 2014 | 225779 |
| 2015 | 271340 |
| 2016 | 260726 |
| 2017 | 286623 |