2017

7.0

2004

7.5

2023

8.4

2022

4.5

1999

5.1

2009

7.5

2008

6.7

2003

5.9

2010

6.7

2010

7.0

2021

6.2

2012

5.7

2013

6.9

2020

7.9

2009

7.2

2005

6.5

2004

6.3

7.8

1977

6.3