1. A system for evaluating a performance of a security inspection system operator at a checkpoint, comprising: a non-transitory computer readable medium having stored thereon first values indicative of a number of people passing through said checkpoint; a non-transitory computer readable medium having stored thereon second values indicative of a number of detections made by a metal detector at said checkpoint; a non-transitory computer readable medium having stored thereon third values indicative of certification information specific to said operator; and a non-transitory computer readable medium having stored thereon a plurality of programmatic instructions for evaluating the performance of the operator based on said first, second, and third values.