1978

6.9

2015

7.4

1972

4.0

1969

7.6

1895

5.4

2012

6.0

2014

5.9

2020

4.7

9.4

2019

7.7

2025

6.2

2024

7.0

2021

5.4

1980

6.3

2010

7.1

2021

7.7

2001

7.4