2006

7.8

6.5

2019

6.9

2018

8.0

2011

8.3

2013

8.2

1988

7.6

2017

6.9

2008

7.5

1993

8.4

2024

6.1

2006

8.2

2010

7.7

2016

6.8

2021

7.3

2015

7.3

2002

7.2

1954

7.8

1989

7.8

2012

6.8