| 年度 | 实际值 |
|---|---|
| 1992 | 7089 |
| 1993 | |
| 1994 | |
| 1995 | 9588 |
| 1996 | |
| 1997 | |
| 1998 | |
| 1999 | 12155 |
| 2000 | 10828.77 |
| 2001 | 12446.45 |
| 2002 | 14630.15 |
| 2003 | 16047.25 |
| 2004 | 19434.82 |
| 2005 | 24080.89 |
| 2006 | 21113.37 |
| 2007 | 18098.25 |
| 2008 | 19051 |
| 2009 | 18450 |
| 2010 | 18566 |
| 2011 | 19669.58 |
| 2012 | 20301 |
| 2013 | 21741 |
| 2014 | 21480.98 |
| 2015 | 21319.14 |