1984

8.3

0.0

1994

7.6

2004

7.7

2020

7.1

2011

7.9

2000

7.3

2014

6.0

2002

6.8

2001

0.0

2004

0.0

2017

0.0

2000

6.1

2010

0.0

2006

7.9

2002

7.2

2005

7.4

1992

0.0

2004

0.0

2017

0.0