1994

8.2

1987

6.0

2014

7.8

2009

4.5

1981

0.0

1988

3.7

1990

9.0

2007

6.3

1982

7.7

2011

4.5

1984

8.3

2011

6.0

1986

7.0

1993

7.3

1998

5.0

1996

6.0

1985

0.0

2009

10.0

1985

7.5

1989

8.1

1983

0.0