2016

6.7

2014

7.5

2023

7.0

2019

8.5

2014

7.6

1990

7.4

2016

7.6

2015

7.7

1985

8.3

1954

8.4

2009

7.3

2013

7.5

2009

7.6

2011

7.5

1997

7.9

1977

8.2

2007

7.3

2014

7.1

1960

8.4

2013

6.9