8.1

2007

5.4

2016

9.7

1993

5.5

2012

6.9

2024

6.0

2015

5.1

2024

5.0

2020

7.0

1969

6.4

2010

6.3

2011

7.8

2016

3.5

1974

5.7

2014

8.0

2009

7.4

1976

5.0

2012

5.8

2018

6.9