2020

6.4

2023

6.8

2015

6.4

2011

6.4

1985

6.1

2021

6.1

2015

5.1

1953

7.2

1972

6.6

1992

6.4

2020

6.4

2018

6.5

2012

5.7

1972

6.3

2023

6.5

2018

6.3

2024

6.0

2011

6.6

2024

6.5

2015

6.6