; and (B) maintain the synchronization described in subparagraph (A). (7) Data ownership All records pertaining to an order solicited or submitted by a brokerage customer, and the subsequent result of the order, shall remain the property of the customer, including any bids solicited from or submitted to any digital advertising exchange, unless the information is otherwise publicly available. (8) Routing practices disclosure (A) In general Every sell-side brokerage and buy-side brokerage shall— (i) make publicly available for each calendar quarter a report on the order routing practices of the sell-side brokerage or buy-side brokerage, as applicable, for digital advertisements during the quarter broken down by calendar month; and (ii) retain the report described in clause (i) posted on an internet website that is free and readily accessible to the public for the 3-year period beginning on the date on which the report is posted. (B) Format Reports made available pursuant to subparagraph (A) shall— (i) be rendered in a format that makes the reports readily informative to the average brokerage customer; and (ii) include for the 10 venues to which the largest number of total bid requests or bid responses were routed for execution and for any venue to which 5 percent or more of bid requests or bid responses were routed for execution— (I) the total number of bids routed; (II) the total number of bids executed; (III) the fill rate of bids; (IV) the average net execution fee or rebate per 1,000 impressions; (V) the average time in milliseconds between when a bid request is sent and when a bid response is received