2017

8.0

1988

5.5

2016

6.7

1981

5.8

1968

6.9

0.0

2021

7.1

2020

6.3

1976

5.6

1972

6.6

2011

7.8

1989

5.8

2009

6.2

2020

5.7

2016

5.0

2021

10.0

1993

5.5

6.6

2008

7.3