2020

6.4

2004

6.6

1933

7.0

1991

7.8

1972

5.0

1996

7.7

2023

7.5

2011

6.1

2017

7.0

2007

7.2

1957

6.1

2006

6.8

2006

7.2

1934

5.2

2019

7.0

1989

8.2

2005

8.7

2003

7.0

2008

6.8

2018

6.7