This is an Interim Trend Momentum of EBITDA over 5 years. Trend Momentum is derived for the most recent period by subtracting 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. Subtract from the most recent period % deviation the % deviation of the prior period. Express this difference in % deviation as a percentage. Required 11 latest semi-annual or 21 latest quarterly periods. NOTE: This value is only available for Industrial and Utility companies.