The indicator calculates the efficiency of the price movement. It is displayed as a histogram in a separate window.
Applied equation: PriceChannelWidth / (ATR * period) * 100
PriceChannelWidth - the difference between the highest and lowest price for the Period;
ATR - Average True Range for the Period;
Period - the period of calculation.
Calculation period can be set in the indicator properties. Besides, you can add levels and change the histogram color.