2017

7.2

2003

7.1

2015

7.7

2021

6.7

2022

6.8

2015

7.3

2010

8.2

2013

6.6

1995

6.2

2017

5.9

2011

8.4

6.0

2024

7.1

2023

8.1

2008

7.0

2014

7.6

1986

10.0

2018

7.8

2005

6.4

1978

6.5