2018 Comprehensive Financial Report (PDF) 2018 ILCS Management Letter (PDF) 2017 ILCS Management Letter (PDF) 2017 Comprehensive Financial Report (PDF) 2016 ILCS Management Letter (PDF) 2016 Comprehensive Financial Report (PDF) 2015 Comprehensive Financial Report (PDF) 2015 ILCS Management Letter (PDF) 2014 ILCS Management Letter (PDF) 2014 Comprehensive Financial Report (PDF) 2013 Comprehensive Financial Report (PDF) 2012 Comprehensive Financial Report (PDF) 2011 Comprehensive Financial Report (PDF) 2010 Comprehensive Financial Report (PDF) 2009 Comprehensive Financial Report (PDF) 2008 Comprehensive Financial Report (PDF) 2007 Comprehensive Financial Report (PDF) 2006 Comprehensive Financial Report (PDF)