| 年度 | 实际值 |
|---|---|
| 1992 | 63.86 |
| 1993 | 64.79 |
| 1994 | 65.89 |
| 1995 | 67.12 |
| 1996 | 69.35 |
| 1997 | 70.95 |
| 1998 | 71.82 |
| 1999 | 72.64 |
| 2000 | 73.93 |
| 2001 | 75.97 |
| 2002 | 76.93 |
| 2003 | 100.77 |
| 2004 | 102.19 |
| 2005 | 103.17 |
| 2006 | 104.51 |
| 2007 | 105.83 |
| 2008 | 106.75 |
| 2009 | |
| 2010 | 107.53 |
| 2011 | 111.1 |
| 2012 | 110.8 |
| 2013 | 114.4 |
| 2014 | 115.5 |
| 2015 | 115.55 |
| 2016 | 118 |
| 2017 | 117 |
| 2018 | 118 |