This indicator calculate the minimum,maximum,average and relative (to points of the bar) spread in the chart applied period.
The indicator must be applied to one or more different period on a Pair and analyze the spread for all the Pairs available by the Broker.
The csv output for one minute chart is something like this https://gofile.io/?c=K5JtN9
This video will show how to apply the indicator
Free version works only for GBPNZD