Steps to Create a Sankey Chart:
Step 1: Create the following Calculated Fields:
Name: T
(INDEX()-25)/4
Name: Sigmoid
1/(1+EXP(1)^-[T])
Name: To Pad
if [RowType]=”Real” then 1 else 49 end
Step 2: Create a Bins of To Pad. Click right on To Pad and select Bins.
Name: Padded