2004

8.0

1996

7.1

2014

6.6

2003

7.9

2001

8.1

2013

6.0

2011

8.1

1995

7.8

1983

8.0

1994

8.0

2014

6.7

2014

7.2

2009

7.7

1980

6.9

2013

6.9

2017

7.7

2001

8.0

2021

5.4

2009

6.6

2016

6.0