1966

6.0

1974

6.1

1983

4.6

1954

6.8

1978

5.6

1981

7.2

1967

6.4

1953

8.3

1953

6.9

1967

5.0

1959

5.8

1970

4.9

1951

6.8

1950

8.3

1983

4.4

1953

6.1

1983

5.8

1951

5.8

1955

7.3

1982

5.3

1958

7.1

1971

7.0

1961

6.5

1958

5.0

1954

6.4

1969

6.5

1960

6.5

1955

6.2

1960

5.1

1970

5.6

1964

5.5

1974

5.1

1984

5.0

1952

5.0

1977

5.8

1983

4.8

1981

4.7

1949

0.0

1962

5.3

1997

5.2

1952

7.4

1962

7.9

1962

6.4

1982

4.2