时间 | 值 (亿美元) | 世界排名 |
---|---|---|
2015 | 33 | 76 |
2014 | 32 | 85 |
2013 | 30 | 86 |
2012 | 28 | 85 |
2011 | 25 | 91 |
2010 | 23 | 88 |
2009 | 24 | 86 |
2008 | 23 | 90 |
2007 | 23 | 85 |
2006 | 18 | 88 |
2005 | 19 | 83 |
2004 | 21 | 73 |
2003 | 21 | 71 |
2002 | 20 | 69 |
2001 | 20 | 68 |
2000 | 20 | 66 |
1999 | 17 | 71 |
1998 | 16 | 76 |
1997 | 18 | 72 |
1996 | 18 | 70 |
1995 | 21 | 67 |
1994 | 22 | 52 |
1993 | 21 | 57 |
1992 | 27 | 52 |
1991 | 31 | 48 |
1990 | 37 | 41 |
1989 | 34 | 35 |
1988 | 35 | 36 |
1987 | 32 | 35 |
1986 | 30 | 35 |