年度 | 实际值 |
---|---|
1992 | 61.5 |
1993 | |
1994 | |
1995 | 63 |
1996 | |
1997 | |
1998 | |
1999 | 65.1 |
2000 | 65.5 |
2001 | 66 |
2002 | 65.8 |
2003 | 66 |
2004 | 66 |
2005 | 68 |
2006 | 68 |
2007 | 69 |
2008 | 70.2 |
2009 | 71.4 |
2010 | 71.8 |
2011 | 71.8 |
2012 | 72.1 |
2013 | 73.1 |
2014 | 72.9 |
2015 | 72 |
2016 | 72 |
2017 | 73 |