(a) How many official international trips did (i) she and (ii) the Deputy Minister undertake since 1 April 2015 and (b) what (i) was the (aa) purpose, (bb) outcome, (cc) duration and (dd) cost of each trip and (ii) role did she play in each case and (c) (i) which officials from her department accompanied her and (ii) what were the costs in respect of each official that accompanied her?