QS Energy, Inc. (QSEP) › Cost of RevenueQS Energy, Inc. (QSEP) — Cost of RevenueAnnual figures by fiscal year, from SEC filings.Fiscal YearCost of RevenueChange YoY2012$0—2011$0—Other metrics: RevenueGross ProfitOperating IncomeNet IncomeEPS (Diluted)Total AssetsTotal LiabilitiesShareholders' EquityCash & EquivalentsOperating Cash FlowCapital ExpendituresShares OutstandingDividends Per Share