1996

6.5

2018

0.0

1997

5.4

2013

6.8

1981

4.4

2013

5.5

2015

6.9

2004

4.5

2015

2.0

2007

0.0

2018

6.3

2006

3.5

2003

6.0

2009

6.1

2004

6.1

2010

0.0

1995

4.6

2011

0.0