2016

6.9

2024

7.1

2017

6.9

2002

6.1

2016

7.7

2006

5.1

2006

6.3

2008

6.7

2005

6.5

1997

7.2

2007

6.8

2008

4.6

2011

3.6

1983

5.9

2004

6.7

2021

8.1

1972

6.2

2014

6.0

1979

5.2

2020

7.9