1951

0.0

1960

0.0

1950

0.0

1959

6.9

1957

7.5

1951

8.0

1966

0.0

1959

6.0

1955

7.0

1959

7.5

1954

7.3

1950

0.0

1968

0.0

1950

0.0

1954

7.8

1957

0.0

1949

0.0

1951

0.0

1960

0.0

1948

0.0

1954

0.0

1950

6.6

1956

0.0

1958

0.0

1954

0.0

1953

0.0

1961

0.0

1966

0.0

1955

0.0

1959

0.0

1973

0.0

1949

7.0

1952

5.5

1952

0.0

1945

0.0

1964

0.0

1959

0.0

1946

0.0

1941

0.0

1953

0.0

1958

0.0