Comprehensive statistics about agency-wide disciplinary actions, patterns of misconduct, use-of-force incidents, and any department-wide corruption or scandals are not readily available in the provided sources. Specific data on the total number of disciplinary actions, types of violations, their frequency, typical punishments, use-of-force incidents, and outcomes, as well as any department-wide corruption or scandals, would require access to internal records or official reports from the Waltham Police Department or oversight bodies.