1985

8.5

1966

7.4

1949

6.2

1989

1.0

1962

0.0

1965

0.0

1963

6.7

1979

5.8

1973

7.5

1993

0.0

1983

0.0

1992

0.0

1977

7.0

1980

0.0

1967

6.8

1961

5.0

1960

6.5

1964

6.4

1987

0.0

1964

0.0

1950

4.0

1981

0.0