1963

6.0

1965

4.7

1972

0.0

1977

6.8

1968

6.1

1967

3.5

1975

2.0

1967

4.2

1965

7.1

1954

7.9

1950

6.9

1957

7.7

1949

7.1

1962

6.6

1959

8.1

1978

5.9

1954

6.4

1966

5.4

1966

7.6

1964

0.0

1952

6.9