; and (ii) the inflation adjustment percentage under subparagraph (B). (B) Inflation adjustment percentage The inflation adjustment percentage under this subparagraph for a fiscal year is equal to— (i) for each of fiscal years 2019 through 2020, the average annual percent change that occurred in the Consumer Price Index for urban consumers (Washington-Baltimore, DC–MD–VA–WV; Not Seasonally Adjusted; All items; Annual Index) for the first 3 years of the preceding 4 years of available data; and (ii) for each of fiscal years 2021 and 2022, the sum of— (I) the average annual percent change in the cost, per full-time equivalent position of the Food and Drug Administration, of all personnel compensation and benefits paid with respect to such positions for the first 3 years of the preceding 4 fiscal years, multiplied by the proportion of personnel compensation and benefits costs to total costs of monograph drug activities (as defined in subsection (a)) for the first 3 years of the preceding 4 fiscal years; and (II) the average annual percent change that occurred in the Consumer Price Index for urban consumers (Washington-Baltimore, DC–MD–VA–WV; Not Seasonally Adjusted; All items; Annual Index) for the first 3 years of the preceding 4 years of available data multiplied by the proportion of all costs other than personnel compensation and benefits costs to total costs of monograph drug activities for the first 3 years of the preceding 4 fiscal years. (2) Operating reserve adjustment (A) For fiscal year 2018 and subsequent fiscal years, the Secretary may, in addition to adjustments under paragraphs (1) and (2), further increase the fee revenue and fees if such an adjustment is necessary to provide operating reserves of carryover user fees for monograph drug activities for the number of weeks specified in subparagraph (B). (B) For each fiscal year the number of weeks of operating reserves shall be no more than— (i) 3 weeks for fiscal year 2018; (ii) 7 weeks for fiscal year 2019; (iii) 10 weeks for fiscal year 2020