| 年度 | 实际值 |
|---|---|
| 1992 | 730 |
| 1993 | 738 |
| 1994 | 687 |
| 1995 | 695 |
| 1996 | 701 |
| 1997 | 709 |
| 1998 | 715 |
| 1999 | 722 |
| 2000 | 733 |
| 2001 | 737 |
| 2002 | 738 |
| 2003 | 739.99 |
| 2004 | 744.5 |
| 2005 | 747.27 |
| 2006 | 745.25 |
| 2007 | 753.24 |
| 2008 | 768.73 |
| 2009 | |
| 2010 | 785.48 |
| 2011 | 790.37 |
| 2012 | 797.19 |
| 2013 | 808.93 |
| 2014 | 825.97 |
| 2015 | 832.73 |