2019

5.4

2017

7.4

2010

7.0

2021

9.2

2016

7.5

2022

7.8

2023

7.0

1986

5.5

2003

8.7

2015

6.3

2007

8.1

2001

8.0

2007

4.8

2010

8.9

1974

7.3

2024

6.1

1905

4.5