1937

5.7

1994

6.9

2018

6.1

2014

0.0

2017

8.0

1943

8.2

2015

5.8

2013

7.4

1947

6.7

2007

7.6

1977

6.5

2009

0.0

2004

6.5

2006

6.1

1997

6.1

2016

6.7

1977

5.4

2008

6.2

2014

7.5

1994

6.1