2020

5.4

1996

5.3

2016

5.9

2009

7.7

2017

7.3

2012

8.2

1937

6.8

1999

6.9

1994

6.2

2019

7.0

1987

7.1

2010

7.9

7.3

2011

9.1

2016

6.7

1988

6.2

2017

5.2

2022

6.5

2017

5.2

1984

7.0