年度 | 实际值 |
---|---|
1992 | 69.7 |
1993 | |
1994 | |
1995 | 70.5 |
1996 | |
1997 | |
1998 | |
1999 | 71.4 |
2000 | 72.2 |
2001 | 73 |
2002 | 72.9 |
2003 | 73 |
2004 | 74 |
2005 | 74 |
2006 | 75 |
2007 | 75.37 |
2008 | 75.8359 |
2009 | 75.9453 |
2010 | 77.0331 |
2011 | 77.47 |
2012 | 78.2969 |
2013 | 79.27 |
2014 | 80.05 |
2015 | 80.25 |
2016 | 80 |
2017 | 80 |