2006

10.0

2004

7.4

2004

8.0

2009

7.4

1994

6.8

1990

7.9

2010

7.7

2016

8.6

2012

6.7

1988

8.1

2001

7.3

2015

7.1

2001

8.0

2016

6.7

2008

7.6

2004

8.3

2016

6.4

2016

6.5

1990

7.1

2006

7.7