6.6

2021

6.2

1985

6.1

2023

6.9

1971

7.1

2024

7.7

2015

6.6

2017

6.2

2024

6.0

1996

6.5

2010

6.6

6.6

7.1

1975

7.1

2018

6.3

2020

6.5

2019

5.4

2020

6.4

2019

6.6

2021

6.6