1998

8.2

1995

8.4

2018

8.2

2012

7.4

2014

6.5

2017

7.0

1972

8.7

2016

7.6

2000

8.2

2008

6.3

2012

6.6

2014

7.4

2006

7.4

2016

7.0

2017

7.5

2015

7.8

2013

7.5

2011

7.6

2017

8.1

1979

8.2