1979

8.3

1951

7.4

1987

8.1

1914

5.0

1997

6.5

1967

6.5

2019

5.8

2002

6.6

1994

8.5

1998

8.2

1997

4.3

2023

7.2

2008

6.3

2007

7.6

2005

7.5

2020

4.3

2009

7.2

1996

6.5

1986

6.9

1988

4.5