| 年度 | 实际值 |
|---|---|
| 1992 | 3561 |
| 1993 | |
| 1994 | |
| 1995 | 5065 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 18597 |
| 2000 | 12938.98 |
| 2001 | 13699.54 |
| 2002 | 14620 |
| 2003 | 12592.22 |
| 2004 | 10230.79 |
| 2005 | 11019 |
| 2006 | 10752.25 |
| 2007 | 11289.6 |
| 2008 | 11413 |
| 2009 | 12053 |
| 2010 | 12124 |
| 2011 | 12801 |
| 2012 | 13439 |
| 2013 | 13551 |
| 2014 | 14296.4 |
| 2015 | 14296 |