It's difficult to make a lot of assumptions about L1 and L2 clubs as their accounts give away very little information compared with those in the PL and Championship because of the sizes of the companies.
However, FGR are much less opaque than most and their profit is surely a fiction as we're expected to believe that their sponsorship and advertising revenues leapt from less than 1.0m to over £2.4m in the season following their promotion.
Still, the graphic shows the total madness of it all.
And some people think football is a business.