Annual Reports 2007: Annual Report - O'Hare Noise Compatibility Commission (PDF) Chicago Airport System 2006 Annual Report 2006: Annual Report - O'Hare Noise Compatibility Commission (PDF) Chicago Airport System 2005 Annual Report Chicago Airport System 2004 Annual Report 2005: Annual Report - O'Hare Noise Compatibility Commission (PDF) 2004: Annual Report - O'Hare Noise Compatibility Commission (PDF) 2003: Annual Report - Chicago Airport System (PDF) 2003: Annual Report - O'Hare Noise Compatibility Commission (PDF)