The Secretary, acting through the Administrator of the Health Resources and Services Administration, shall, subject to subsections (b) through (c), make grants in accordance with section 300ff–13 of this title for the purpose of assisting in the provision of the services specified in section 300ff–14 of this title in any metropolitan area for which there has been reported to and confirmed by the Director of the Centers for Disease Control and Prevention a cumulative total of more than 2,000 cases of AIDS during the most recent period of 5 calendar years for which such data are available.