• Arcadis average return on assets for 2012 was 5.03, a 59.11% increase from 2011.
• Arcadis average return on assets for 2011 was 12.3, a 8.56% decline from 2010.
• Arcadis average return on assets for 2010 was 11.33, a 74.04% increase from 2009.

Roa - return on assets can be defined as an indicator of how profitable a company is relative to its total assets. Calculated by dividing a company's operating earnings by its total assets.