1983

6.4

1999

5.3

2013

5.2

1939

4.0

1979

0.0

1927

5.0

2004

3.8

0.0

1936

6.8

1998

6.7

1954

8.1

1961

5.4

1968

7.0

1977

7.3

2015

4.5

1960

6.6

1992

7.7

1929

0.0

1950

8.1

1950

8.1