| 年度 | 实际值 |
|---|---|
| 1992 | 113.31 |
| 1993 | 114.66 |
| 1994 | 116.03 |
| 1995 | 117.69 |
| 1996 | 120.31 |
| 1997 | 123.44 |
| 1998 | 125.46 |
| 1999 | 127.98 |
| 2000 | 132.26 |
| 2001 | 134.99 |
| 2002 | 137.73 |
| 2003 | 139.9 |
| 2004 | 142.61 |
| 2005 | 143.82 |
| 2006 | 149.05 |
| 2007 | 151.41 |
| 2008 | 153.37 |
| 2009 | |
| 2010 | 154.69 |
| 2011 | 156.6 |
| 2012 | 156.8 |
| 2013 | 176.6 |
| 2014 | 177.5 |
| 2015 | 156.98 |
| 2016 | 158 |
| 2017 | 159 |
| 2018 | 177 |