Everything that moves stock or sets what it costs: ordering from suppliers, receiving, moving between stores, counting, correcting the figures when they do not match, tracking what is on hand, revising prices and costs, and the shared list of reasons those corrections cite.
6 of 9 registry modules in this area
have been measured.
Percentages are recomputed from each module's scorecard table at render. A module with no percentage has not been measured — which says nothing about how much of it is built.