One workflow, on the fixed side. Every figure below is computed from the 18 conditions on the sample file. Nothing here is asserted.
Commission is variable and out of scope. Everything below addresses the fixed side.
Industry benchmark. Replace with your figure.
Against a $11,700.00 cost to produce, that is 1.0%. It is small because it is one workflow on the fixed side, and because it is counted rather than claimed.
Enter your figures.