2001

8.0

2012

7.2

1970

6.0

2006

6.8

2017

5.9

2019

5.6

2013

6.1

2016

9.7

2013

9.3

1989

6.0

2015

6.7

2025

9.8

2012

9.0

1955

7.4

2024

6.0

1938

7.0

1966

5.7

2020

7.2

1989

5.5