时间 | 值 (美元/人) | 世界排名 |
---|---|---|
2016 | 50 | 85 |
2015 | 53 | 89 |
2014 | 52 | 93 |
2013 | 66 | 85 |
2012 | 68 | 83 |
2011 | 70 | 82 |
2010 | 59 | 88 |
2009 | 60 | 90 |
2008 | 64 | 86 |
2007 | 91 | 72 |
2006 | 65 | 75 |
2005 | 52 | 75 |
2004 | 57 | 68 |
2003 | 46 | 72 |
2002 | 38 | 75 |
2001 | 40 | 69 |
2000 | 39 | 66 |
1999 | 30 | 74 |
1998 | 28 | 76 |
1997 | 39 | 70 |
1996 | 42 | 63 |
1995 | 45 | 58 |
1994 | 44 | 56 |
1993 | 42 | 58 |
1992 | 41 | 53 |
1991 | 44 | 57 |
1990 | 42 | 55 |
1989 | 40 | 57 |
1988 | 34 | 58 |
1987 | 35 | 58 |
1986 | 20 | 63 |