1970

6.1

2010

6.5

1932

6.2

2017

6.0

2014

6.6

1989

5.9

2013

6.1

1943

6.4

2024

6.1

1996

5.3

2013

6.3

2012

8.2

2022

5.5

2021

10.0

2011

5.2

1971

7.0

1994

7.4

1981

5.1

1993

5.4

2008

7.0