| 年度 | 实际值 |
|---|---|
| 1992 | 15086 |
| 1993 | 17740 |
| 1994 | 3917 |
| 1995 | 5721 |
| 1996 | 6826 |
| 1997 | 5219 |
| 1998 | 6392 |
| 1999 | 7688 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 40268 |
| 2004 | 43486 |
| 2005 | 45548 |
| 2006 | 60991 |
| 2007 | 103453 |
| 2008 | 103896 |
| 2009 | |
| 2010 | 164752 |
| 2011 | 177843 |
| 2012 | 295020 |
| 2013 | 309446 |
| 2014 | 323837 |
| 2015 | 395454 |
| 2016 | 378257 |
| 2017 | 395664 |
| 2018 | 421747 |