Hello! My DBGrid contains columns with positive and negative values. I need to calculate 3 summary grand total values for every column - positive, negative and common summary (positive + negative). For this separate calculation I use Column.AuxValues[1], Column.AuxValues[2] and Column.AuxValues[3] in OnColumnSummary and OnColumnSummaryTotal events. OnColumnSummary: //positive if Column.Field.Value > 0 then Column.AuxValues[1] := Colu