| 年度 | 实际值 |
|---|---|
| 1992 | 8157 |
| 1993 | |
| 1994 | 15039 |
| 1995 | 7327 |
| 1996 | 14753 |
| 1997 | |
| 1998 | |
| 1999 | 18891 |
| 2000 | 20292 |
| 2001 | 21929 |
| 2002 | 25821 |
| 2003 | 28022 |
| 2004 | 32036 |
| 2005 | 35540 |
| 2006 | 44341 |
| 2007 | 65555 |
| 2008 | 90074 |
| 2009 | 136641 |
| 2010 | 180827 |
| 2011 | 257016 |
| 2012 | 254533 |
| 2013 | 297448 |
| 2014 | 332359 |
| 2015 | 409774 |