| 年度 | 实际值 |
|---|---|
| 1995 | 3006 |
| 1996 | 3029 |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 2767 |
| 2001 | 3696 |
| 2002 | 6192 |
| 2003 | 25822 |
| 2004 | 27696 |
| 2005 | 36933 |
| 2006 | 52667 |
| 2007 | 65792 |
| 2008 | 130926 |
| 2009 | |
| 2010 | 141381 |
| 2011 | 201821 |
| 2012 | 166342 |
| 2013 | 271310 |
| 2014 | 297605 |
| 2015 | 247041 |
| 2016 | 227782 |
| 2017 | 345505 |
| 2018 | 356714 |