1938

6.9

1941

8.0

1988

7.6

2020

7.2

1977

6.6

2011

6.4

1966

7.3

2023

7.1

1975

6.3

1990

7.3

2011

7.1

1986

6.7

2022

6.1

2010

6.2

1990

5.9

2023

7.4

2020

5.1

1949

7.5

1987

7.8

1972

7.5