(1) Whether his department and its entities have a database of approved companies with whom they do business; if not, why not; if so, what criteria were applied when these companies were approved; (2) whether this database is (a) audited, (b) updated and (c) reviewed; if not, why not; if so, (i) who undertakes such (aa) audits, (bb) updates and (cc) reviews, (ii) how often is this done in each case and (iii) how are companies on the database identified to be disqualified; (3) (a) how many approved companies have been removed from the database in the past three years and (b) what was the reason in each case?