2017

5.9

0.0

2016

7.9

2010

6.8

2012

7.7

2013

7.8

2003

8.0

2013

5.9

2016

6.8

2014

6.8

1998

8.1

2011

7.0

2007

5.6

2014

7.9

2006

5.8

1993

7.8

1964

7.3

2015

6.2

1989

7.2

2012

7.2