2007

6.1

2003

5.5

2002

5.5

2007

5.2

2012

3.3

2007

0.0

2017

6.4

2007

6.5

2002

6.6

2011

7.3

1998

4.0

2003

6.0

2002

6.9

2000

6.3

1982

0.0

2003

0.0

2014

6.0

2016

0.0

2001

4.4

2007

7.5