| 年度 | 实际值 |
|---|---|
| 1992 | 5876 |
| 1993 | 6587 |
| 1994 | 3429 |
| 1995 | 6938 |
| 1996 | 3670 |
| 1997 | 4887 |
| 1998 | 4189 |
| 1999 | 5189 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 35520 |
| 2004 | 41683 |
| 2005 | 47467 |
| 2006 | 65709 |
| 2007 | 101746 |
| 2008 | 146433 |
| 2009 | |
| 2010 | 179569 |
| 2011 | 216642 |
| 2012 | 332675 |
| 2013 | 340733 |
| 2014 | 337513 |
| 2015 | 350965 |
| 2016 | 373319 |
| 2017 | 411449 |
| 2018 | 396617 |