1968

6.9

1965

7.9

2023

6.3

2007

7.9

2008

8.9

1977

7.1

2016

7.4

1938

6.5

1963

7.7

1969

6.0

2020

6.7

2000

6.3

1997

7.4

2018

7.4

2017

9.5

5.4

1993

6.1

2025

8.7

1992

6.4