2019

2.0

2015

5.4

2014

3.8

2017

6.6

2003

3.7

1990

6.2

1989

5.7

1986

7.4

1998

6.2

2001

6.1

2001

6.5

2006

6.5

2007

5.6

2005

6.2

1954

6.8

2004

6.1

1954

6.8

2003

6.2

2018

6.1

2005

5.2