; and (II) the total number of units of the prescription drug which were sold in commerce in such calendar year. (iii) Adjustment amount The adjustment amount is the amount, if any, of the gross price spike revenue which the Inspector General has determined is due solely to an increase in the cost of the goods sold (excluding any increase in costs which are related to internal transfers within the applicable entity) which are necessary to manufacture the prescription drug subject to the price spike. (G) Inspector General The term Inspector General means the Inspector General of the Department of Health and Human Services. (2) Submission by pharmaceutical companies of information (A) In general For each prescription drug, the applicable entity shall submit to the Inspector General a quarterly report that includes the following: (i) For each prescription drug of the applicable entity— (I) the total number of units of the prescription drug which were sold in commerce in the most recently completed calendar quarter