1963

5.9

2013

6.1

2008

5.7

2023

6.3

6.1

2015

7.6

2003

6.2

2016

7.4

1958

7.2

7.8

1938

5.7

2013

6.1

2021

7.7

2025

7.8

2019

6.6

2013

6.4

2001

8.0

2020

7.0

2006

4.6