2013

5.2

1965

6.0

2014

2.1

2013

6.3

1985

6.3

2007

5.8

1988

6.8

2007

5.8

1987

4.9

1994

3.2

1959

5.5

2009

5.9

1995

6.1

2018

0.0

2005

5.2

2006

6.2

2006

7.1

2001

6.7

1982

5.4

2012

6.0