2006

6.8

1997

5.7

1984

6.1

1979

4.6

1983

4.6

2014

6.2

1941

6.0

1940

6.3

1988

4.3

1980

5.8

1985

6.7

1948

6.7

2000

4.9

1971

6.6

1947

5.5

1920

0.0

1938

5.8

1979

3.0

1924

0.0

1938

6.0