1946

7.5

1922

7.7

1992

7.3

2002

6.7

2006

6.6

1999

6.5

1955

6.0

2008

4.3

1983

7.8

2006

7.0

1984

7.1

1990

6.5

1932

7.3

2016

8.0

1998

7.1

1954

7.3

1977

6.6

2007

6.7

2001

6.8

2022

5.7