6.6

1953

4.8

2018

6.5

2017

5.5

1985

6.1

1975

7.0

2022

7.8

2012

9.3

1972

6.6

2022

7.3

1972

6.3

1988

7.6

2017

5.9

2002

6.8

2023

7.2

2006

6.8

2023

6.3

2024

7.2

2007

5.6