2014

6.6

2018

5.9

1970

3.8

2019

6.3

1962

7.8

2007

6.4

2006

6.3

2018

6.6

1949

6.1

2014

6.9

2005

6.4

2018

6.7

2011

0.0

1995

7.0

2018

5.6

2019

6.9

2018

2.3

2008

6.4

2005

5.8

2001

6.5