2010

8.0

2003

5.7

2007

5.6

2016

5.9

2009

6.4

2014

6.3

2004

6.2

2003

7.1

1990

6.3

2010

6.0

2016

5.9

2016

6.0

2013

6.6

2012

5.6

2007

6.6

2008

6.2

2006

6.1

2002

6.0

2004

6.0

2010

6.4