1994

5.3

1993

6.0

1992

5.6

1970

6.6

1977

0.0

1972

5.4

1968

6.8

1978

7.2

2014

7.1

1997

4.0

1980

6.5

2001

7.2

1969

5.8

1979

6.8

1979

6.4

1970

5.3

1970

0.0

1979

6.8

1984

5.0

1984

6.6

1970

2.0

1967

0.0

1989

5.8

1977

7.4

1994

0.0

1972

6.3

1975

1.0

1967

0.0