2015

6.0

2007

8.1

1965

6.7

2012

6.2

1949

6.2

2011

6.6

2002

9.5

2017

5.9

1990

6.0

2003

6.6

2023

7.2

2021

5.2

2016

6.4

2022

8.8

2018

8.0

2022

6.5

1984

5.5

1999

7.2

2020

7.3