1917

0.0

1997

6.1

1960

7.4

1982

6.0

1987

6.7

1983

7.1

1949

5.6

1957

6.7

1934

7.1

1934

7.0

1937

7.0

1943

7.0

1948

5.0

1919

6.9

1968

6.8

2011

6.6

1992

7.0

1962

6.8

1942

7.3

1930

6.3