1969

6.4

1922

5.0

2006

5.8

1996

5.5

1908

4.8

2008

6.5

2010

6.3

1936

6.0

1994

6.4

1949

6.3

1989

6.6

1984

0.0

2012

7.0

1975

6.5

1971

8.0

1983

7.6

1987

7.0

1908

4.4

1938

6.5

1943

6.5