2013

6.5

2021

7.5

1959

6.1

2006

6.1

2022

3.9

2014

6.9

2012

6.0

2017

6.6

2023

6.8

1986

5.8

1999

9.1

2017

6.1

2011

6.6

1973

6.3

1988

6.2

1958

5.6

2020

6.7

1956

5.0

1993

6.3