| 年度 | 实际值 |
|---|---|
| 1993 | 32160 |
| 1994 | 37030 |
| 1995 | 42508 |
| 1996 | 42725 |
| 1997 | 34111 |
| 1998 | 32755 |
| 1999 | |
| 2000 | 33731 |
| 2001 | 36783 |
| 2002 | 37931 |
| 2003 | 41211 |
| 2004 | 44077 |
| 2005 | 46378 |
| 2006 | 50657 |
| 2007 | 60211 |
| 2008 | 188049 |
| 2009 | 225119 |
| 2010 | 747000000 |
| 2011 | 87777 |
| 2012 | 103015 |
| 2013 | 116769 |
| 2014 | 131980 |
| 2015 | 145564 |