2016

6.9

1908

4.2

2014

6.4

2018

6.2

2013

4.5

2008

5.1

2022

7.0

7.0

2020

5.8

1979

5.0

1979

5.0

2012

8.0

1968

6.2

2013

9.0

1960

5.0

1942

6.5

2011

10.0

1971

8.0