1977

8.0

1995

1.0

1967

0.0

1972

3.8

1972

3.5

2011

3.0

1983

5.8

1968

7.4

1976

6.4

2014

5.8

1974

3.2

1975

5.2

1970

6.0

1968

4.9

1977

5.7