Jim Dean
 Sage
  Posts: 3022
Joined: 9/21/2006
Location: L'ville, GA
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It would have to be provided with your data feed. It's a value that has to be calculated by the vendor, not by OT. If its avail as a symbol, it can be plotted. Check with your data vendor as to what the symbol is.
[Edited by Jim Dean on 9/2/2013 5:08 PM]
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