2007

6.0

2014

5.3

2010

6.7

1968

5.0

2004

6.8

1962

4.0

1972

4.5

1961

5.3

1965

6.3

1960

0.0

1978

0.0

1968

10.0

1965

0.0

0.0

1962

3.0

2002

6.9

1999

8.0

1970

5.2

1972

5.5

1974

6.5