2011

6.2

2003

0.0

2012

0.0

2006

4.7

1991

6.8

2002

6.5

1908

5.5

2013

6.9

2001

5.3

2004

2.0

2011

0.0

2009

5.2

1937

7.3

2006

0.0

2007

0.0

2011

5.7

2014

7.8

2014

0.0

2014

0.0

2014

5.4