2016

5.1

2015

7.6

2019

8.1

1994

8.7

2010

7.7

2016

7.6

2018

8.0

2014

8.5

2012

7.8

1972

8.7

1997

7.9

2001

7.9

2012

7.3

1985

8.3

2009

7.0

2016

8.5

2007

7.8

2014

7.8

2008

7.7

1994

8.5