1980

6.1

1954

5.5

1959

6.5

1990

1.7

1952

6.1

1954

5.3

1985

3.8

1957

5.5

1960

0.0

1950

6.0

1985

7.7

1993

5.5

1987

6.5

1981

5.4

1958

5.8

1950

7.7

1975

0.0

1961

5.1

1955

5.0

1986

5.9

1979

6.3

1984

6.5

1956

0.0

1983

6.0

1983

4.6

1994

7.3

1953

6.6

1958

6.0