年度 | 实际值 |
---|---|
1992 | 5.9 |
1993 | |
1994 | |
1995 | 6 |
1996 | |
1997 | |
1998 | |
1999 | 5.9 |
2000 | 6 |
2001 | 6 |
2002 | 6.0458 |
2003 | 6.0568 |
2004 | 5.8589 |
2005 | 6.0971 |
2006 | 6.3721 |
2007 | 7.0706 |
2008 | 7.2016 |
2009 | 7.2133 |
2010 | 7.2253 |
2011 | 7 |
2012 | 8 |
2013 | |
2014 | 4.89 |
2015 | 12.9722 |