| 年度 | 实际值 |
|---|---|
| 1992 | 3213 |
| 1993 | |
| 1994 | |
| 1995 | 4896 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 13998 |
| 2000 | 15818 |
| 2001 | 18986 |
| 2002 | 17460 |
| 2003 | 19906 |
| 2004 | 17861 |
| 2005 | 25681 |
| 2006 | 31158 |
| 2007 | 37391 |
| 2008 | 44871 |
| 2009 | 53173 |
| 2010 | 58491.2 |
| 2011 | 64341 |
| 2012 | 75936 |
| 2013 | 100351.2 |
| 2014 | 113397.2 |
| 2015 | 125871 |
| 2016 | 119336 |