1988

6.0

1974

5.0

1973

5.7

1992

3.3

1976

6.6

1983

6.7

1955

6.6

1969

4.4

1984

7.3

1968

5.0

1982

7.5

1977

0.0

1975

7.4

1971

5.4

1967

6.5

1966

8.0

1983

4.2

1996

7.6

1982

6.3

1983

7.5

1969

6.7

1970

6.5

1980

6.5

1973

5.3

1972

0.0

1989

6.7

1974

7.2

1983

6.0

1970

8.0

1977

7.8