| 年度 | 实际值 |
|---|---|
| 1992 | 12729 |
| 1993 | 15443 |
| 1994 | 2708 |
| 1995 | 7716 |
| 1996 | 5218 |
| 1997 | 4547 |
| 1998 | 5028 |
| 1999 | 5386 |
| 2000 | |
| 2001 | |
| 2002 | |
| 2003 | 50813 |
| 2004 | 60450 |
| 2005 | 70500 |
| 2006 | 83849 |
| 2007 | 122048 |
| 2008 | 152158 |
| 2009 | |
| 2010 | 206142 |
| 2011 | 246260 |
| 2012 | 364329 |
| 2013 | 327697 |
| 2014 | 313829 |
| 2015 | 310194 |
| 2016 | 328459 |
| 2017 | 375108 |
| 2018 | 401693 |