2016

7.1

2009

7.4

1974

7.0

2014

7.2

1993

7.9

2017

6.9

2004

7.4

2016

7.6

2007

7.5

1994

7.9

1977

8.1

1999

7.4

2011

7.9

2008

7.6

2015

6.3

2020

6.5

2012

7.4

2011

7.2

2024

8.0

2009

7.2