1954

5.3

1953

4.6

1958

6.5

1952

5.0

1960

7.3

1951

7.2

1975

7.5

1975

0.0

1950

7.0

1956

6.8

1958

6.7

1962

5.8

1961

6.4

1943

6.6

1957

6.2

1965

4.8

1951

8.8

1964

5.0

1937

5.0

1934

8.0

1958

4.2

1960

4.0

1926

0.0

1965

4.4

1970

6.1

1966

0.0

1951

0.0

1976

5.6

1961

6.7

1978

9.2

1932

6.7

1959

5.1

1955

7.9

1958

4.0

1973

5.7

1958

0.0

1961

6.3

1963

5.2

1967

5.5

1966

7.0

1934

7.0

1957

6.2

1978

7.5

1958

6.6

1956

6.0

1951

6.4

1970

8.0

1970

5.0

1972

6.5

1978

6.8

1953

7.0

1956

5.0

1955

6.5

1957

6.5

1952

6.3

1959

6.1