; and (ii) of legacy claims that opt in to the new appeals system. (P) How frequently an action taken within one year to protect an effective date under section 5110(a)(2) of such title, as so added, leads to additional grant of benefits, disaggregated by action taken. (Q) The average of how long it takes to complete each segment of the claims process while claimants are protecting the effective date under such section, disaggregated by the time waiting for the claimant to take an action and the time waiting for the Secretary to take an action. (R) The number and the average amount of retroactive awards of benefits from the Secretary as a result of protected effective dates under such section, disaggregated by action taken. (S) The average number of times claimants submit to the Secretary different claims with respect to same condition, such as an initial claim and a supplemental claim. (T) The number of cases each year in which a claimant inappropriately tried to take simultaneous actions, such as filing a supplemental claim while a higher-level review is pending, what actions the Secretary took in response, and how long it took on average to take those actions. (U) In the case that the Secretary develops and implements a policy under section 5104C(a)(2)(D) of such title, as amended by section 2(h)(1), the number of actions withdrawn and new actions taken pursuant to such policy. (V) The number of times the Secretary received evidence relating to an appeal or higher-level review at a time not authorized under the new appeals system, disaggregated by actions taken by the Secretary to deal with the evidence and how long on average it took to take those actions. (W) The number of errors committed by the Secretary in carrying out the Secretary's duty to assist under section 5103A of title 38, United States Code, that were identified by higher-level review and by the Board, disaggregated by type of error, such as errors relating to private records and inadequate examinations, and a comparison with errors committed by