| 年度 | 实际值 |
|---|---|
| 1992 | 6207 |
| 1993 | 13070 |
| 1994 | 13373 |
| 1995 | 13369 |
| 1996 | 4533 |
| 1997 | 4310 |
| 1998 | 17462 |
| 1999 | 17883 |
| 2000 | 18608 |
| 2001 | 20342 |
| 2002 | 21089 |
| 2003 | 21349 |
| 2004 | 22833 |
| 2005 | 24124 |
| 2006 | 25809.52 |
| 2007 | 28025.1 |
| 2008 | 29084.4 |
| 2009 | |
| 2010 | 33771.87 |
| 2011 | 34778 |
| 2012 | 35819 |
| 2013 | 36409 |
| 2014 | 24070 |