The Gross Margin of Royale Energy Funds Inc (ROYL) is 100.00%.
Gross Margin represents the percentage of revenue that exceeds the cost of goods sold. It reflects a company's efficiency in producing and selling its products.
| Date | Value |
|---|---|
| 2017-12-31 | 100.00% |
| 2016-12-31 | 100.00% |
| 2015-12-31 | 73.83% |
| 2014-12-31 | 55.68% |
| 2013-12-31 | 61.65% |
| 2012-12-31 | 78.26% |
| 2011-12-31 | 55.87% |
| 2010-12-31 | 67.41% |
| 2009-12-31 | 58.63% |
| 2008-12-31 | 53.47% |