2007

7.0

1993

7.7

1995

6.4

2007

7.7

1985

7.5

2010

7.1

2017

7.6

2005

8.3

2006

8.2

2009

7.7

2015

7.4

2012

7.0

2005

8.1

2004

8.6

2006

7.8

1959

8.4

2011

8.3

2003

7.7

1994

6.8

2003

8.2