The Net Margin of ERF Wireless Inc (ERFB) is -101.51%.
Net Margin measures the percentage of net income derived from total revenue after all expenses. It signals how much actual profit a company retains from its sales.
Date | Value |
---|---|
2013-12-31 | -101.51% |
2012-12-31 | -65.69% |
2011-12-31 | -63.52% |
2010-12-31 | -229.53% |
2009-12-31 | -160.35% |
2008-12-31 | -227.78% |
2007-12-31 | -126.93% |
2006-12-31 | -304.07% |
2005-12-31 | -532.81% |
2004-12-31 | -218.18% |