2012

7.0

2010

7.7

2011

6.6

1988

6.4

2020

6.9

2020

6.9

2012

5.4

1994

6.2

2018

4.5

2014

6.3

1943

6.4

1993

6.3

2008

7.0

1988

6.5

2003

6.7

2017

5.5

2005

7.2

2014

5.9

2010

7.4

2004

7.3