1983

5.5

2011

6.1

2012

0.0

2014

0.0

2010

0.0

1982

4.6

1951

6.1

2016

0.0

2016

0.0

2014

5.8

2014

5.3

1943

6.0

1941

6.3

2007

3.8

1994

5.0

2003

6.0

0.0

2010

7.2

1985

8.1

2005

6.5