2015

7.4

2016

7.2

2012

7.6

1996

5.4

2014

8.0

2010

5.3

2019

0.0

2012

5.1

2001

7.6

2016

6.6

2019

7.0

2004

7.7

2006

0.0

2008

6.6

2012

6.5

1985

7.1

2018

0.0