1984

8.3

2008

5.5

1975

8.7

1972

0.0

1991

4.0

2013

5.3

2006

6.6

1955

7.4

2015

0.0

2013

4.2

2019

6.8

1970

10.0

1969

7.1

2015

6.0

2009

8.3

2016

0.0

1944

5.0

2010

4.0

2012

7.3

2011

5.7