2000

5.0

2010

6.0

2008

4.2

2007

7.4

2016

6.5

1998

8.2

2004

7.9

1994

7.8

1996

6.3

2002

6.6

2007

8.0

2011

8.0

0.0

2009

6.1

1996

6.6

2009

4.4

1991

6.7

2011

8.2

1993

5.4

2011

6.7

2006

6.2

2003

6.0

1999

6.7

2012

6.6

2013

7.0

2005

6.3

2002

7.3