时间 | 值 (%) | 世界排名 |
---|---|---|
2011 | 1107.2 | 1 |
2010 | 1721.5 | 1 |
2009 | 80.4 | 16 |
2008 | 30.1 | 43 |
2007 | 11.8 | 51 |
2006 | 11 | 48 |
2005 | 4.5 | 59 |
2004 | 21.6 | 37 |
2003 | 4 | 57 |
2002 | 2 | 59 |
2001 | 3.5 | 61 |
2000 | 6.1 | 53 |
1999 | 3.4 | 58 |
1998 | 3 | 58 |
1997 | 3.4 | 56 |
1996 | 8 | 40 |
1995 | 1.6 | 49 |
1994 | 6.2 | 40 |