1976

7.0

2019

7.8

1993

6.6

2017

7.1

2024

6.0

2020

7.8

2018

6.9

2013

6.7

1970

6.1

1998

7.2

2004

8.3

1998

6.8

2015

6.7

5.8

2002

5.3

2015

5.3

2008

6.8

2013

6.6

2001

6.6

2012

6.2