1983

5.7

1989

8.1

1974

0.0

1992

5.6

1986

6.0

1987

6.4

1973

4.6

1951

8.7

1974

6.3

1992

6.9

1984

8.0

1984

7.4

1979

5.0

1983

0.0

1984

5.0

1978

7.0

1971

5.5

1976

5.5

1976

3.2

1993

6.7

1982

6.7

1974

5.3

1989

0.0

1970

0.0

1988

6.0

1989

0.0

1972

5.8

1973

0.0