2020

8.0

2022

6.2

2006

6.6

1996

7.6

2023

7.4

1984

6.0

2004

6.4

2014

6.7

2009

6.8

2005

5.5

1941

6.2

1993

6.6

1983

5.8

2012

7.7

1968

5.4

2019

8.4

2002

7.7

2008

6.5

1981

7.1

2017

6.9