1982

6.7

2023

8.0

1988

6.2

2014

7.7

2017

6.1

2015

7.6

2021

7.8

2022

7.6

2023

6.7

2021

7.9

2022

6.7

2023

6.9

1957

8.6

2022

7.7

2012

8.2

2010

8.4

2024

8.1

2019

8.2

2019

6.9

2008

6.8