2015

4.0

2005

8.3

2005

3.6

2004

7.9

1996

5.0

2005

2.0

2009

5.1

2008

0.0

2005

7.5

1997

4.3

1996

7.0

1998

5.6

1998

3.4

2000

0.0

2016

7.1

2002

8.1

1991

0.0