2017

8.0

2019

8.1

2007

7.8

2015

7.6

2014

8.5

2016

7.6

2012

7.8

2018

6.8

2005

7.7

2009

8.2

2016

8.5

2021

7.8

2000

8.2

2010

7.7

2011

6.9

2023

8.1

2019

7.8

2009

7.0

1994

8.7

2004

7.4