2014

5.3

2003

5.5

2007

6.7

2018

7.7

2011

5.7

2016

6.0

2003

8.7

1989

5.2

2011

6.0

2010

5.8

2009

5.0

1997

0.0

1995

0.0

2017

4.8

2012

6.2

2006

7.0

2016

4.0

2013

6.6

2005

7.1

1999

8.7

2014

5.9

1996

6.1

2006

5.5

2006

7.9

2017

6.1

2006

5.9

2006

6.8

2001

8.2

2004

4.7

2009

4.2

1997

8.3

2009

7.4

1998

4.5

2005

8.3

2005

5.3

2016

6.2

1985

6.9

2016

7.6

2003

7.3

2011

6.0

2015

6.8

2016

4.8