| 年度 | 实际值 |
|---|---|
| 1995 | 3006 |
| 1996 | 3029 |
| 1997 | |
| 1998 | |
| 1999 | |
| 2000 | 5664 |
| 2001 | 6872 |
| 2002 | 8300 |
| 2003 | 28359 |
| 2004 | 41963 |
| 2005 | 45256 |
| 2006 | 68260 |
| 2007 | 91057 |
| 2008 | 159600 |
| 2009 | |
| 2010 | 216570 |
| 2011 | 246804 |
| 2012 | 197897 |
| 2013 | 292272 |
| 2014 | 339771 |
| 2015 | 287729 |
| 2016 | 240450 |
| 2017 | 380383 |
| 2018 | 399534 |