2015

9.0

6.1

1989

6.0

2014

6.2

2006

6.8

2016

4.2

2004

4.8

2010

5.2

2014

7.2

2013

5.9

2012

6.7

2015

6.7

1965

6.6

2000

5.5

2003

6.3

2007

7.2

2014

5.3

2002

6.6

2014

6.2

2013

6.1