1939

5.0

2013

6.1

2024

6.8

2020

6.7

2017

6.6

2005

6.5

1980

6.5

2017

6.5

1993

6.1

1991

5.7

2008

7.1

1990

5.7

2009

6.0

2006

6.1

2007

6.9

2012

5.4

2019

6.7

2012

7.3

2016

9.0

2023

6.1