What (a) is the total number of international trips that (i) she and (ii) the officials in her Office undertook since she took office on 30 May 2019, (b) were the total costs of each international trip in terms of the airline used, class of travel, travel and subsistence budget and/or any other related cost, (c) are the names and other relevant details of members of staff in her Office and other departmental officials who undertook each international trip and (d)(i) was the purpose of each international trip, (ii) were the expertise of the officials attending the international meetings and/or conferences, (iii) value did the officials add to the conferences and (iv) were the outcomes of each international trip undertaken?