1979

5.9

1941

6.9

1965

7.1

2014

7.2

1995

8.0

2019

6.7

1983

7.3

2002

6.3

2022

6.8

2023

9.0

1975

6.4

1944

5.5

1966

7.9

2023

6.9

2001

5.6

2007

7.4

1991

7.3

2006

7.4

1962

7.6

2017

6.4