| 年度 | 实际值 |
|---|---|
| 1992 | 349 |
| 1993 | 117 |
| 1994 | 117 |
| 1995 | 118 |
| 1996 | 119 |
| 1997 | 119 |
| 1998 | 120 |
| 1999 | 120 |
| 2000 | 122 |
| 2001 | 122 |
| 2002 | 122 |
| 2003 | 122.15 |
| 2004 | 121.99 |
| 2005 | 122.12 |
| 2006 | 123.02 |
| 2007 | 123.99 |
| 2008 | 124.66 |
| 2009 | |
| 2010 | 126.37 |
| 2011 | 126.76 |
| 2012 | 127.03 |
| 2013 | 126.61 |
| 2014 | 127.07 |
| 2015 | 127.46 |