2009

7.0

1999

2.0

1999

2.0

2003

3.5

1991

4.2

2004

0.0

2008

0.0

2007

0.0

2000

6.2

2007

3.5

1995

4.9

2006

2.0

1995

1.0

2008

4.9

2000

6.0

1987

4.7

1979

6.5

1992

4.0

2011

3.0

1984

2.8

1997

0.0

1999

4.4

2012

7.0

2013

0.0

1986

1.5

2015

0.0