2014

10.0

2014

8.5

2011

8.3

2017

8.1

1939

7.6

2016

7.9

2004

8.1

2017

8.2

2018

7.5

1997

7.9

2016

7.3

2010

8.4

1984

7.7

1994

8.5

1977

8.2

2018

6.6

2019

7.8

2002

8.0

2019

6.8

2018

7.4