2019

6.5

1955

6.1

2004

5.9

2010

6.3

2024

9.9

2016

7.4

2014

7.1

2012

6.3

2011

5.4

1988

5.3

1999

8.0

2002

6.2

1973

5.0

2014

4.7

2018

5.6

2016

5.8

2013

6.1

2018

7.2

2016

5.8

2017

5.1