2014

7.6

2007

5.4

2018

6.7

1998

6.2

2008

6.8

2011

7.2

2009

5.8

2011

7.1

1947

6.6

1953

7.2

2024

9.8

2006

5.4

2019

6.3

2006

7.4

2013

6.7

2018

7.5

1997

6.1

2016

6.2

2017

6.9

2004

6.1