| 年度 | 实际值 |
|---|---|
| 1992 | 27.92 |
| 1993 | 695.76 |
| 1994 | 698.99 |
| 1995 | 704.22 |
| 1996 | 705.6 |
| 1997 | 708.48 |
| 1998 | 708.96 |
| 1999 | 709.97 |
| 2000 | 709.21 |
| 2001 | 709.65 |
| 2002 | 714.45 |
| 2003 | 717.73 |
| 2004 | 724.77 |
| 2005 | 728.94 |
| 2006 | 733.96 |
| 2007 | 742.11 |
| 2008 | 749.49 |
| 2009 | |
| 2010 | 751.72 |
| 2011 | 756.2 |
| 2012 | 759.6 |
| 2013 | 759 |
| 2014 | |
| 2015 | 742.33 |
| 2016 | 741 |
| 2017 | 733 |
| 2018 | 728 |