2016

6.7

2010

5.5

1994

6.2

1996

5.9

2007

6.3

2014

3.7

1999

6.3

2018

7.1

1995

4.7

1998

5.5

2009

5.8

1992

6.5

2008

4.1

2017

5.7

2010

5.2

2005

6.0

1986

6.3

2006

4.0

2023

6.7

2017

4.5