1983

6.3

1976

7.2

1996

7.3

2009

6.4

1999

7.1

1996

5.8

1938

4.3

1998

7.0

1985

4.5

2003

7.1

2003

6.0

2012

0.0

1918

5.0

2021

7.3

1955

5.9

2018

0.0

2015

6.8

2022

6.7

2014

7.5

1933

0.0