时间 | 值 (%) | 世界排名 |
---|---|---|
2016 | 0.7 | 48 |
2015 | 0.9 | 47 |
2014 | 0.5 | 62 |
2013 | 0.7 | 63 |
2012 | 0.5 | 71 |
2011 | 0.5 | 72 |
2010 | 0.6 | 71 |
2009 | 0.4 | 69 |
2008 | 0.8 | 72 |
2007 | 1.2 | 67 |
2006 | 4 | 56 |
2005 | 2.2 | 58 |
2004 | 1.7 | 64 |
2003 | 0.9 | 64 |
2002 | 1.2 | 57 |
2001 | 1.1 | 61 |
2000 | 4.3 | 45 |
1999 | 1.3 | 60 |
1998 | 0.9 | 67 |