This is an Interim Trend Volatility of Free Cash Flow, Levered over 5 years. Trend Volatility is derived by subtract the log linear Estimated index value (in index value units) from the Actual index value and divide by the Estimated index value to derive a % deviation. Repeat this for each observation and average the .absolute. results to derive a % Mean Absolute Deviation. Express this result as a percentage. Required 11 latest semi-annual or 21 latest quarterly periods. Free Cash Flow, Levered represents EBITDA minus Income Tax, Total, Cash Interest Paid and Capital Expenditures. NOTE: This value is only available for Industrial and Utility companies.