2022

8.2

2007

6.3

2004

7.3

2010

6.8

2014

6.5

2013

6.5

2013

6.1

2010

6.6

2021

7.4

2015

6.8

1977

6.2

1985

6.7

2006

7.0

2020

8.1

2014

6.8

2008

6.3

2006

7.0

1995

7.3

2012

6.0

2021

7.7