Where each number comes from.
DataSourceUsed for
Orders and line itemsAdmin API · ordersSell-through per variant, last sale date
Products and variantsAdmin API · products, productVariantsStyle, size, colour, EAN
Inventory levelsAdmin API · inventoryItem.inventoryLevelsUnits on hand per location
Discounts appliedAdmin API · orders.discountAllocationsMarkdown depth already applied
LocationsAdmin API · locationsWhich stock sits where