1961

8.0

1985

7.0

1968

0.0

1975

0.0

1998

6.3

1977

6.3

1982

6.0

1971

7.0

1987

10.0

1936

6.8

2007

5.9

1988

0.0

1983

0.0

1968

6.5

2018

7.4

1990

6.9

2023

6.6

2023

6.9

1971

0.0

1998

6.7