时间 | 值 (%) | 世界排名 |
---|---|---|
2008 | 78.9 | 29 |
2007 | 54.8 | 24 |
2006 | 64.9 | 19 |
2005 | 98.4 | 9 |
2004 | 67 | 16 |
2003 | 56.5 | 18 |
2002 | 57.7 | 16 |
2001 | 42.3 | 26 |
2000 | 68.2 | 19 |
1999 | 37.2 | 25 |
1998 | 45.3 | 26 |
1997 | 52.8 | 20 |
1996 | 44.4 | 17 |
1995 | 29.9 | 24 |
1994 | 25.1 | 25 |
1993 | 13.6 | 29 |