Outliers some time have size of a pixel in the graph, making it tricky to see them the worst if you are trying to point them. e.g. [here](http://apps.openbudgets.eu/cube/analytics/budget-athens-expenditure-2006__97b39/outlier_detection/LOF_AGGREGATE?BABBAGE_AGGREGATE_URI=http%3A%2F%2Fws307.math.auth.gr%2Frudolf%2Fpublic%2Fapi%2F3%2Fcubes%2Fbudget-athens-expenditure-2006__97b39%2Faggregate%3Fdrilldown%3DfunctionalClassification.prefLabel%257CbudgetPhase.prefLabel%26aggregates%3Damount.sum%26pagesize%3D30&coloringAttribute=budgetPhase.prefLabel&groupingAttribute=functionalClassification.prefLabel)