1983

7.1

1975

3.7

1983

3.9

1974

5.7

1948

6.7

1978

7.8

1956

5.0

1951

8.3

1951

6.0

1955

8.2

1984

5.0

1964

5.0

1953

5.5

1958

7.5

1954

6.8

1983

5.0

1966

5.2

1973

5.0

1967

5.3

1942

7.2

1948

5.6

1950

5.0