1978

4.3

2013

6.2

1940

5.0

2005

6.0

1993

7.8

2012

9.1

2013

10.0

1947

6.7

2007

7.6

2011

7.0

2014

6.0

2004

6.4

2006

6.1

1927

0.0

2019

6.7

1931

6.0

1931

8.2

1975

0.0

1987

8.0

2023

0.0