; (ii) calculating the amount that is half of the amount estimated under clause (i); and (iii) subtracting from the amount calculated under clause (ii) the total amount of payments made under paragraph (1) that have not, in a prior application of this clause, previously been so subtracted from a calculation made under clause (ii). (E) Amount of payments to individual practices that meet performance standards and achieve savings (i) Payments only to practices that meet performance standards The Secretary may not make performance incentive payments to a participating oncology practice under subparagraph (A) with respect to a year of the demonstration project described in subparagraph (B) unless the practice meets or exceeds the performance standards developed under subsection (e)(4)(B) for the year with respect to— (I) the measures on which the practice has agreed to report to the Secretary under subsection (c)(6)(A)