6.0

2018

8.4

1953

4.6

2014

9.0

2009

6.1

2013

8.5

2021

7.0

2018

8.0

1988

7.0

2005

5.0

1978

6.3

2007

8.9

2002

4.2

1949

6.7

1981

7.0

2009

4.0

2024

5.8