0.0

1988

6.9

1993

6.2

1972

7.3

1970

6.4

1982

6.0

1981

5.9

1926

7.9

1979

7.5

1970

6.4

2013

6.5

1996

2.7

1920

0.0

1931

3.0

2016

7.0

1940

7.0

1931

4.5

1976

5.3

2021

7.4

1939

4.0