1989

6.5

1941

5.7

1957

5.7

2021

5.2

1953

6.2

2011

6.4

2016

6.5

2006

6.0

1982

6.0

2013

7.0

2010

3.9

1972

5.0

5.6

1939

6.5

1955

6.8

1987

6.9

2017

7.0

2013

6.0

1987

5.3

1995

2.4