• Arcadis average net profit margin for 2012 was 4.44%, a 10.12% increase from 2011.
• Arcadis average net profit margin for 2011 was 4.94%, a 15.69% decline from 2010.
• Arcadis average net profit margin for 2010 was 4.27%, a 12.14% increase from 2009.

Net profit margin can be defined as net Income as a portion of total sales revenue.