drawing on the subset of aft data within the crs the oecd data show that for all donors and for all developing countries flows classified under tra the final and barely visible column on the right are negligible compared with the other three categories particularly those destined for building productive capacity or economic infrastructure as shown in table the negligible share of measured tra in relation to total aft flows is present across all major country classifications irrespective of the year chosen in the crs database for tra flows do not equal more than per cent of the value of total aft flows when countries are disaggregated by geographic area income group or status as an sve