Annual aggregate report for all health carriers on the total number of comparable health care service incentive payments made pursuant to Article 8 of Chapter 34 of Title 38.2 of the Code of Virginia , the use of comparable health care services by category of service for which comparable health care service incentives are made, the total payments made to covered persons, the average amount of incentive payments made by service for such transactions, the total savings achieved below the average allowed amount by service for such transactions, and the total number and percentage of a health carrier's covered persons in small group health benefit plans that participated in such transactions.