6.8

2024

7.3

2020

7.8

1981

7.2

2015

4.7

2021

7.5

2023

6.3

1890

4.9

1993

6.3

2018

7.1

1988

5.8

1988

4.0

2020

7.3

2020

6.8

2022

7.0

2010

9.2

1979

6.4

2023

6.5

1989

6.6

1991

6.3