2012

7.7

2008

7.5

2007

8.5

2019

8.1

2017

7.5

2014

8.2

2016

8.6

1995

8.0

1976

8.5

2016

8.2

1986

8.3

2009

7.5

2017

7.7

2015

7.9

2006

8.2

2007

8.4

1996

7.7

2012

8.4

2016

8.4

2012

7.9