时间 | 值 (%) | 世界排名 |
---|---|---|
2016 | 7.94 | 85 |
2015 | 7.75 | 85 |
2014 | 7.61 | 82 |
2013 | 7.5 | 81 |
2012 | 7.41 | 77 |
2011 | 7.32 | 78 |
2010 | 7.22 | 77 |
2009 | 7.16 | 77 |
2008 | 7.09 | 75 |
2007 | 6.99 | 74 |
2006 | 6.89 | 71 |
2005 | 6.78 | 71 |
2004 | 6.73 | 70 |
2003 | 6.67 | 69 |
2002 | 6.61 | 68 |
2001 | 6.54 | 66 |
2000 | 6.45 | 61 |
1999 | 6.43 | 61 |
1998 | 6.4 | 61 |
1997 | 6.35 | 59 |
1996 | 6.3 | 58 |
1995 | 6.22 | 56 |
1994 | 6.18 | 53 |
1993 | 6.14 | 53 |
1992 | 6.1 | 51 |
1991 | 6.07 | 51 |
1990 | 6.03 | 50 |
1989 | 6.08 | 50 |
1988 | 6.12 | 50 |
1987 | 6.15 | 57 |
1986 | 6.16 | 57 |