| 年度 | 实际值 |
|---|---|
| 1992 | 688 |
| 1993 | 687 |
| 1994 | 689 |
| 1995 | 698 |
| 1996 | 705 |
| 1997 | 715 |
| 1998 | 722 |
| 1999 | 730 |
| 2000 | 744 |
| 2001 | 744 |
| 2002 | 753 |
| 2003 | 759.08 |
| 2004 | 766.41 |
| 2005 | 769.57 |
| 2006 | 770.96 |
| 2007 | 768.09 |
| 2008 | 766.94 |
| 2009 | |
| 2010 | 199.23 |
| 2011 | 762 |
| 2012 | 761.48 |
| 2013 | 765.36 |
| 2014 | 771.3 |
| 2015 | 776.23 |