2022

6.4

2020

7.4

1993

6.6

2003

6.2

2015

6.3

1998

6.5

2008

6.7

1975

6.9

2023

6.3

2023

5.4

2007

6.5

1953

4.8

2024

6.8

7.2

2023

6.7

2023

6.1

2015

5.1

1968

4.7

2021

6.9

2018

6.5