1969

2.0

1980

5.7

1988

6.4

1967

5.1

1961

6.1

1959

6.0

1975

1.0

1977

5.3

1970

4.7

1961

6.0

1971

3.5

1962

0.0

1969

6.3

1973

5.0

1964

6.5

1960

0.0

1972

1.0

1969

5.0

1971

5.5

1958

5.0

1972

5.2

1959

4.7

1977

2.5

1974

4.9

1964

0.0

1978

3.2

1961

4.7

1955

6.0

1979

5.2

1970

0.0

1986

0.0

1980

6.1

1968

10.0

1959

0.0

1960

5.0

1980

4.9

1963

5.9

1966

4.0

1990

0.0