1978

7.0

1968

7.1

1955

7.7

1971

7.8

1983

0.0

1981

3.9

1979

6.9

2015

3.5

1986

6.7

1978

0.0

1973

6.4

1968

6.9

1973

7.0

1971

6.4

1978

0.0

1990

7.4

1971

5.1

1959

6.7

2007

7.6

1987

8.4

1979

0.0

1978

0.0

1977

3.7

1960

4.6

1959

8.4

1966

5.5

1962

8.0