This is an Annual Trend Volatility of Total Cash From Operating Activities over 10 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 fiscal year intervals. Total Cash From Operating Activities represents the sum of Net Income, Depreciation and Amortization, Non-Cash Items, Cash Receipts and Payments, Cash Taxes and Interest Paid, Changes in Working Capital for the appropriate period.