Canadian Derivatives Clearing Corporationhttps://pcaobus.org/form-ap-filings/21755/21755Canadian Derivatives Clearing Corporation217554/5/2018 10:45:10 AM2017796e142b-2831-46c3-b2a0-c8ba3d16968b85KPMG LLP13836Canadian Derivatives Clearing Corporation3196430008529580Albert Leung0008529580True