2016

6.8

1992

6.2

2013

6.4

2019

5.4

2015

6.5

2017

7.2

1965

6.7

2018

7.4

2010

6.1

2014

7.0

1947

7.3

1999

6.2

1988

5.5

2024

9.8

2009

6.2

2016

6.3

1993

6.3

2005

5.9

1989

5.7

2014

5.3