Each eligible intermediary receiving a grant under this section shall establish a system to collect and analyze information regarding the effectiveness of drug-free workplace programs established with assistance provided under this section through the intermediary, including information regarding any increase or decrease among employees in drug use, awareness of the adverse consequences of drug use, and absenteeism, injury, and disciplinary problems related to drug use. Such system shall conform to such requirements as the Administrator, after consultation with the Director of the Center for Substance Abuse and Prevention, may prescribe. Not more than 5 percent of the amount of each grant made under subsection (b) shall be used by the eligible intermediary to carry out this paragraph.