1982

5.7

1976

2.2

1972

6.2

1977

5.3

1980

6.2

1969

6.2

1969

6.4

1974

3.5

1961

7.7

1984

6.8

1987

5.7

1975

6.5

1980

3.1

1983

5.7

1976

2.0

1995

0.0

1979

5.2

1976

4.2

1968

6.0

1977

4.0

1980

7.1

1963

6.8

1974

1.0