2014

6.5

2017

5.0

2020

7.3

2019

8.1

2013

0.0

1998

7.1

1992

6.7

1993

6.7

1981

6.0

2005

4.0

2023

7.9

1997

0.0

2014

4.3

2004

0.0

2022

5.7

2013

5.7

2007

6.2

1983

8.1

2024

7.0

2018

8.0