2008

6.6

2017

7.0

2010

6.2

2019

7.4

1931

8.3

2011

5.7

2016

6.8

2003

7.8

2001

6.7

2006

6.6

2002

7.5

1957

7.2

2017

7.4

2012

6.5

2013

6.9

2011

6.8

2021

7.2

2002

6.7

2008

6.7

2016

6.6