2011

6.7

2020

6.5

1975

6.9

2020

6.3

2018

6.5

1985

6.9

2024

7.9

2015

6.5

6.5

1972

6.3

2023

6.8

2015

6.4

2008

6.7

1972

6.5

2023

6.3

2023

6.8

2012

7.1

1985

6.1

2023

7.2

2011

6.4