1979

7.5

2001

6.8

1970

7.0

1991

6.4

2017

7.5

1962

0.0

2009

7.8

1992

6.1

2004

7.7

2023

6.5

2022

0.0

1957

5.0

1971

0.0

1963

0.0

1940

5.8

2015

7.6

0.0

1937

6.3

1959

6.5

2020

0.0