With reference to her reply to question 304 on 19 March 2020, what are the details of the amounts owed by client departments to the Department’s Property Management Trading Entity as at (a) 31 March 2018, (b) 31 March 2019 and (c) 28 February 2020 including but not exclusively the details of (i) each client in respect of their, (aa) names, (bb) contact details and (cc) accounting officers’ names, (ii) dates on which the payments were made on behalf of each client, (iii) the expenditure incurred and paid for on behalf of each client and (iv) why clients had not paid within 30 days of the payments having been made on behalf of clients?