2017

8.2

2024

9.6

2014

8.2

2008

7.5

2001

7.9

2018

8.1

1973

7.0

2003

8.4

2013

8.3

2010

8.3

2009

8.0

2016

7.4

2017

8.5

2011

7.3

2004

8.4

2015

8.3

2018

7.6

2018

7.7

2007

7.2

2020

10.0