With reference to injuries that were sustained (a) at railway stations and/or (b) on trains (i) in the past three financial years and (ii) since 1 April 2018, (aa) what number of injuries were sustained in each month, (bb) what were the reasons for the injuries in each case, (cc) how was each victim injured, (dd) where were the injuries sustained in each month, (ee) what steps has his department taken to reduce injuries at railway stations and on trains, (ff) how has each victim been compensated and (gg) what are the costs involved in each case?