2001

5.0

2008

7.0

1985

5.2

2007

3.6

2000

6.0

1988

2.0

2002

0.0

1982

0.0

1998

0.0

1993

3.0

1993

5.5

1991

7.8

2005

5.3

1999

6.4

1988

5.6

1992

6.9

2006

7.6

1974

0.0