1959

5.9

1949

6.7

1952

4.9

1952

6.4

1951

5.8

1955

4.2

2016

7.5

1945

4.0

1956

6.4

1955

6.6

1994

6.0

1987

6.4

1990

6.5

1993

5.5

1992

6.5

1952

6.7

1954

5.2

1953

6.6

1952

6.0

1977

6.9

1950

7.6

1951

6.1

1953

6.2

1989

6.0

1950

6.3

1955

6.2

1981

6.5

1988

5.6

1947

5.5

1950

5.3

1950

6.9

1987

6.2

1948

6.8

1947

6.9

1956

5.4

1952

6.7

1979

4.3

1955

7.8

1953

5.2

1976

6.7

1948

6.0

1951

5.7

1951

7.4

1955

6.1

1951

6.7

1953

6.0

1954

6.8

1951

4.0

1950

6.7

1950

4.4