make a payment to each eligible State to assist with the costs incurred in complying with the requirements of this subtitle, including costs attributable to postage, equipment such as high-speed ballot scanners and automated mail sorting systems, election personnel to process absentee ballots and related materials, online voter registration systems, public education campaigns, and software to track absentee ballots. (b) Amount of payment The amount of the payment made to a State under this section shall be determined by the Commission on the basis of the information provided by the State in its application under subsection (c), except that the amount may not exceed the sum of— (1) the average of the costs incurred by the State in administering the 3 most recent regularly scheduled general elections for Federal office held in the State