2006

6.0

2008

6.3

2023

6.7

1977

5.8

2005

5.6

2006

7.2

1943

8.2

1987

6.1

1970

5.3

1951

5.2

1956

5.3

1999

6.1

1965

7.2

2008

6.2

1930

6.3

2000

6.6

2010

5.5

2005

5.8

2012

7.8

2011

6.5