1969

6.6

2001

8.7

2014

6.2

1936

6.1

2007

6.5

2002

5.8

1930

0.0

1914

0.0

1941

0.0

2005

6.3

1997

5.2

2017

0.0

2017

7.3

1963

7.9

2004

0.0

0.0

1981

6.4

2016

0.0

2005

7.8

2018

0.0