1963

7.3

1986

0.0

1981

0.0

1957

5.0

1984

4.3

1980

4.0

1983

5.4

1984

0.0

1971

7.2

1952

8.0

1956

6.0

1981

4.0

1986

6.8

1985

5.2

1967

7.5

1965

6.3