1984

6.8

2017

5.6

2017

10.0

2016

6.9

2005

6.6

2019

7.1

2003

7.2

1958

0.0

2008

6.0

2018

4.0

1998

5.7

2007

7.2

2011

4.1

2004

5.2

2001

8.1

2004

7.0

2008

3.0

2011

7.8

2012

5.2

1986

7.3