1962

5.1

1990

7.5

1993

7.8

1996

7.6

1962

7.2

1942

6.0

1946

6.0

2020

5.7

1931

4.2

1987

6.2

1985

6.0

2005

6.2

1933

6.6

1939

6.0

2023

5.7

2015

8.2

1994

6.7

2019

7.2

1917

5.5

1922

6.1