1987

6.5

2004

7.4

2014

6.4

1920

7.9

1968

7.3

1914

0.0

1971

6.7

1954

8.0

2008

5.4

1994

6.0

1912

6.2

1927

7.0

1968

6.7

1971

0.0

1921

6.7

1933

7.3

1925

7.0

1919

6.6

1924

6.8

2000

7.0