2003

7.6

2012

3.9

1993

6.0

2011

6.9

2011

8.3

2016

5.5

2008

7.7

2015

5.5

2007

7.1

2006

7.2

2005

6.3

2015

6.5

2004

7.9

2011

7.3

2008

0.0

2009

7.4

2009

7.4

2011

6.8

1996

7.5

2007

6.9