| 年度 | 实际值 |
|---|---|
| 1992 | 109 |
| 1993 | 110 |
| 1994 | 111 |
| 1995 | 113 |
| 1996 | 114 |
| 1997 | 115 |
| 1998 | 115 |
| 1999 | 116 |
| 2000 | 116 |
| 2001 | 116 |
| 2002 | 117 |
| 2003 | 116.58 |
| 2004 | 116.7 |
| 2005 | 116.79 |
| 2006 | 116.66 |
| 2007 | 116.86 |
| 2008 | 117.15 |
| 2009 | |
| 2010 | 118.1 |
| 2011 | 118.36 |
| 2012 | 118.75 |
| 2013 | 121.25 |
| 2014 | 123.67 |
| 2015 | 123.67 |