2021

5.7

2014

5.6

2013

6.1

2022

5.6

2021

6.2

6.1

2010

4.5

2003

6.9

1923

8.5

2003

6.1

2023

6.2

5.0

2019

6.8

1980

7.9

1993

5.6

1950

8.1

2005

7.1

2009

7.1

2005

7.5