2014

6.5

2018

7.5

2017

7.5

2014

7.5

2018

7.7

1979

7.3

1990

5.8

1977

6.6

2016

6.1

2012

6.4

1993

5.3

2016

6.4

1982

6.9

2013

6.3

2000

5.5

2010

7.4

2014

7.3

2013

6.9

2018

6.5

2013

6.6