2008

8.3

2006

7.2

1930

7.3

2019

8.1

2019

7.8

2004

7.2

1980

7.7

1937

5.0

1992

7.7

2003

6.0

1991

7.5

1998

6.7

2017

6.6

1964

6.2

2001

6.8

2007

7.5

2007

7.4

2018

3.7

2016

7.0

2004

7.7