2019

6.5

2016

6.7

2011

6.6

2003

5.7

1993

6.1

1968

6.9

2015

7.3

2009

5.0

1996

5.4

2019

5.4

1896

5.2

1985

6.1

2011

6.4

2011

6.4

2007

6.5

2012

6.4

2020

6.2

2017

6.1

2010

6.0

1970

6.0