1987

6.6

1926

7.9

1940

7.0

1939

6.0

2000

5.2

1991

8.3

1995

7.0

2023

6.2

2004

6.8

1990

7.5

1957

8.5

2020

6.0

2007

6.2

1970

4.6

1994

6.1

2007

3.8

1976

7.8

2002

7.3

2019

8.2

1997

7.4