1959

8.0

2021

6.2

1993

6.1

2001

5.9

2014

6.5

2017

6.0

2023

9.1

2021

6.1

2022

9.0

2009

5.6

2010

4.6

1981

5.8

2015

6.4

2004

4.8

1983

8.0

2011

6.3

2023

9.8

1935

10.0

2025

8.0