2018

10.0

2021

7.2

2021

7.4

2003

7.2

1984

8.5

2017

7.9

2020

7.4

1968

7.3

2016

7.1

2020

7.5

2017

7.4

2001

6.2

2006

7.8

1998

9.2

2005

7.7

2012

6.7

2015

9.0

2009

7.0

1992

7.2

2012

7.8