2003

6.2

2011

7.0

2016

6.7

1998

7.5

1944

7.4

2005

5.5

1965

7.2

1995

5.2

1938

7.5

2005

6.1

1975

6.8

2006

6.2

2020

6.9

1946

5.8

2013

6.1

2008

5.3

1978

5.9

1974

6.5

1988

7.6

2012

5.8