年度 | 实际值 |
---|---|
1992 | 6.1 |
1993 | |
1994 | |
1995 | 6.1 |
1996 | |
1997 | |
1998 | |
1999 | 6.1 |
2000 | 6.1 |
2001 | 6 |
2002 | 6.0949 |
2003 | 6.4865 |
2004 | 6.1751 |
2005 | 6.2166 |
2006 | 6.3092 |
2007 | 6.3964 |
2008 | 6.4095 |
2009 | 6.7113 |
2010 | 7.2088 |
2011 | 7 |
2012 | 7 |
2013 | |
2014 | 4.71 |
2015 | 10.6577 |