2017

7.2

1999

6.5

2011

3.1

2019

0.0

2001

5.1

1990

6.8

2005

6.3

2005

6.1

1999

6.4

2013

6.7

2016

5.7

2019

4.8

2011

0.0

2016

4.0

1983

5.4

1980

7.5

1985

2.0

2016

5.4

2009

0.0

2002

6.8