1975

0.0

1987

0.0

1974

0.0

1985

0.0

1986

0.0

1987

7.0

1974

0.0

1975

8.0

1993

0.0

1995

0.0

1981

8.0

1979

0.0

1989

0.0

1974

0.0

1970

0.0

1974

9.0

0.0

1982

0.0

1977

0.0

1980

0.0

1990

7.0

1979

7.0

1976

0.0

2006

0.0

1978

0.0

2015

0.0

1978

0.0

1993

0.0

1977

0.0

1996

3.2

1975

0.0