1995

9.0

2014

7.4

1985

7.9

1983

8.1

2024

6.0

2006

7.8

2008

8.3

2015

7.4

1992

6.8

1983

7.6

2013

7.3

1993

6.7

2016

7.9

1967

7.2

2012

7.0

1997

7.7

1991

8.2

2014

7.8

2004

7.2

2022

6.8