时间 | 值 (%) | 世界排名 |
---|---|---|
2016 | 27.7 | 90 |
2015 | 27.9 | 89 |
2014 | 28.2 | 89 |
2013 | 28.4 | 88 |
2012 | 28.7 | 88 |
2011 | 29 | 88 |
2010 | 29.4 | 89 |
2009 | 29.8 | 89 |
2008 | 30.2 | 89 |
2007 | 30.7 | 88 |
2006 | 31.2 | 88 |
2005 | 31.7 | 88 |
2004 | 32.2 | 88 |
2003 | 32.8 | 88 |
2002 | 33.3 | 89 |
2001 | 33.8 | 91 |
2000 | 34.4 | 92 |
1999 | 34.8 | 93 |
1998 | 35.2 | 94 |
1997 | 35.6 | 95 |
1996 | 35.9 | 95 |
1995 | 36.3 | 94 |
1994 | 36.8 | 95 |
1993 | 37.3 | 93 |
1992 | 37.8 | 93 |
1991 | 38.2 | 92 |
1990 | 38.5 | 92 |
1989 | 38.9 | 89 |
1988 | 39.3 | 89 |
1987 | 39.6 | 89 |
1986 | 39.9 | 89 |