2007

10.0

2019

8.7

2014

8.3

2000

8.0

2013

8.1

2009

7.9

2011

8.5

2014

8.5

1963

7.9

2001

8.6

2016

7.8

2013

8.0

2011

7.2

2004

7.4

2005

8.1

2014

8.1

2002

8.6

2016

7.3

2005

7.6

1999

7.0