This looks like data for the public network markets. In-house and larger corporations don't quantify on actual ad revenue. Rather, they find any sale by an indi

This looks like data for the public network markets. In-house and larger corporations don't quantify on actual ad revenue. Rather, they find any sale by an individual that saw and ad and say that a portion of the sale is attributed to advertising. This is the "attribution" model, which is pure hand waving.