5.7

1967

6.6

2017

7.9

2015

6.9

2005

6.3

2020

7.2

2012

5.7

2014

7.0

2006

6.4

2003

6.5

2027

0.0

2014

3.3

1981

6.1

2019

7.6

2015

7.5

2014

9.0

2020

2.8

2002

5.4

2014

6.6