| 年度 | 实际值 |
|---|---|
| 1992 | 190 |
| 1993 | 110 |
| 1994 | 111 |
| 1995 | 113 |
| 1996 | 114 |
| 1997 | 115 |
| 1998 | 116 |
| 1999 | 116 |
| 2000 | 118 |
| 2001 | 119 |
| 2002 | 120 |
| 2003 | 121.54 |
| 2004 | 123.58 |
| 2005 | 124.6 |
| 2006 | 126.91 |
| 2007 | 128.83 |
| 2008 | 130.65 |
| 2009 | |
| 2010 | 131.86 |
| 2011 | 132.69 |
| 2012 | 130.82 |
| 2013 | 131.29 |
| 2014 | 130.07 |
| 2015 | 129.6 |