1977

7.0

1941

6.0

1987

6.3

1949

6.8

1931

3.5

1947

6.1

1968

7.4

1943

4.0

2016

4.9

1990

6.5

1994

6.1

1991

6.3

1976

7.0

1988

6.6

2001

6.0

1940

0.0

1992

7.9

1985

7.0

1950

7.8

1968

6.4