1955

6.3

2015

7.4

1998

6.6

2012

6.3

1989

7.9

7.8

6.4

2021

6.2

2013

6.3

1898

5.9

2008

7.5

2007

5.7

1926

5.6

2020

6.3

2022

4.5

2016

6.8

2021

7.7

2017

5.9

2009

8.5

2012

5.8