From the amounts appropriated under section 6603(b) of this title for a fiscal year, the Secretary shall reserve—

(1) to carry out activities authorized under subpart 1—

(A) 49.1 percent for each of fiscal years 2017 through 2019; and

(B) 47 percent for fiscal year 2020;

(2) to carry out activities authorized under subpart 2—

(A) 34.1 percent for each of fiscal years 2017 through 2019; and

(B) 36.8 percent for fiscal year 2020;

(3) to carry out activities authorized under subpart 3, 1.4 percent for each of fiscal years 2017 through 2020; and

(4) to carry out activities authorized under subpart 4—

(A) 15.4 percent for each of fiscal years 2017 through 2019; and

(B) 14.8 percent for fiscal year 2020.