| 年度 | 实际值 |
|---|---|
| 1992 | 43.03 |
| 1993 | 43.75 |
| 1994 | 122.46 |
| 1995 | 122.82 |
| 1996 | 123.7 |
| 1997 | 124.25 |
| 1998 | 124.65 |
| 1999 | 125.23 |
| 2000 | 125.92 |
| 2001 | 136.67 |
| 2002 | 127.03 |
| 2003 | 128 |
| 2004 | 129.28 |
| 2005 | 129.82 |
| 2006 | 130.49 |
| 2007 | 131.13 |
| 2008 | 131.65 |
| 2009 | |
| 2010 | 132.73 |
| 2011 | 134 |
| 2012 | 134.9 |
| 2013 | 135.5 |
| 2014 | 136.2 |
| 2015 | 136.35 |
| 2016 | 137 |
| 2017 | 136 |
| 2018 | 136 |