2017

5.9

2009

5.0

2009

6.5

1914

5.3

2008

5.1

2021

6.7

1998

4.0

2012

0.0

2014

7.0

2002

5.3

2005

6.9

2009

7.6

1995

5.6

1985

4.4

1996

4.5

2010

6.0

2014

4.5

1999

6.5

2014

8.1

2001

5.6