2017

4.9

2019

2.8

1993

5.5

2012

8.2

1969

4.7

2012

6.0

2015

6.4

2011

6.4

2007

5.7

5.3

2013

6.1

2006

7.0

2016

7.4

2023

6.9

2017

5.5

2012

6.3

2004

7.4

2014

5.4

2023

9.2

6.3