| 年度 | 实际值 |
|---|---|
| 1992 | 702 |
| 1993 | 706 |
| 1994 | 707 |
| 1995 | 713 |
| 1996 | 718 |
| 1997 | 685 |
| 1998 | 729 |
| 1999 | 695 |
| 2000 | 739 |
| 2001 | 741 |
| 2002 | 746 |
| 2003 | 747.67 |
| 2004 | 750.87 |
| 2005 | 719.83 |
| 2006 | 725.24 |
| 2007 | 730.99 |
| 2008 | 734.99 |
| 2009 | |
| 2010 | 738.01 |
| 2011 | 741.47 |
| 2012 | 741.56 |
| 2013 | 749.53 |
| 2014 | 760.42 |
| 2015 | 766.51 |