1987

5.7

2017

5.9

2024

9.9

2016

7.2

1994

7.3

2022

5.4

2021

7.5

2020

6.7

2010

6.6

2010

5.0

2012

8.4

2018

6.0

2023

7.6

2020

6.6

2023

5.6

1955

7.2

2019

7.7

2003

5.4