1931

7.1

1974

6.5

1996

5.8

1928

7.0

1994

6.0

1980

8.0

1930

6.8

2015

5.7

1924

7.8

1985

0.0

1980

0.0

2020

0.0

2018

5.3

1923

0.0

1925

7.6

1922

7.7

1922

7.1

1928

6.9

1993

7.4

1927

0.0