2017

7.2

1997

7.9

2001

6.9

1979

7.7

1977

7.7

1931

8.3

2008

5.5

2006

7.1

2006

7.3

2024

6.5

2016

6.6

2013

5.4

1954

6.7

2024

7.8

1995

6.3

2008

6.1

1938

6.9

1958

6.2

1985

5.6

1938

7.5