(2)
(A) The localities having pay disparities, and the size of those disparities, shall, for purposes of any comparability payment scheduled to take effect in any calendar year, be determined in accordance with the appropriate report, as prepared and submitted to the President under subsection (d)(1) for purposes of such calendar year.
(B) Any computation necessary to determine the size of the comparability payment to become payable for any locality in a year (as well as any determination as to the size of any pay disparity remaining after that comparability payment is made) shall likewise be made using data contained in the appropriate report (described in subparagraph (A)) so prepared and submitted for purposes of such calendar year.
(3) Subject to paragraph (4), the amount of the comparability payments payable under this subsection in a calendar year within any locality in which a comparability payment is payable shall be computed using such percentage as the President determines for such locality under subsection (d)(2), except that
(A) the percentage for the first calendar year in which any amounts are payable under this section may not be less than 1/5 of the amount needed to reduce the pay disparity of the locality involved to 5 percent;
(B) the percentage for the second calendar year in which any amounts are payable under this section may not be less than 3/10 of the amount needed to reduce the pay disparity of the locality involved to 5 percent;
(C) the percentage for the third calendar year in which any amounts are payable under this section may not be less than 2/5 of the amount needed to reduce the pay disparity of the locality involved to 5 percent;
(D) the percentage for the fourth calendar year in which any amounts are payable under this section may not be less than 1/2 of the amount needed to reduce the pay disparity of the locality involved to 5 percent;
(E) the percentage for the fifth calendar year in which any amounts are payable under this section may not be less than 3/5 of the amount needed to reduce the pay disparity of the locality involved to 5 percent;
(F) the percentage for the sixth calendar year in which any amounts are payable under this section may not be less than 7/10 of the amount needed to reduce the pay disparity of the locality involved to 5 percent;
(G) the percentage for the seventh calendar year in which any amounts are payable under this section may not be less than 4/5 of the amount needed to reduce the pay disparity of the locality involved to 5 percent;
(H) the percentage for the eighth calendar year in which any amounts are payable under this section may not be less than 9/10 of the amount needed to reduce the pay disparity of the locality involved to 5 percent; and
(I) the percentage for the ninth calendar year in which any amounts are payable under this section, and any year thereafter, may not be less than the full amount necessary to reduce the pay disparity of the locality involved to 5 percent.