DataTables fnFooterCallback with Multiple footer rows

dataTable_init

"fnFooterCallback": function ( nRow, aaData, iStart, iEnd, aiDisplay ) {
            var totalPE = 0;
            var totalPP = 0;
            var weightedPE = 0;
            var weightedPP = 0;
            var seg1PE = 0;
            var seg1PP = 0;
            var seg1WPE = 0;
            var seg1WPP = 0;
            var seg2PE = 0;
            var seg2PP = 0;
            var seg2WPE = 0;
            var seg2WPP = 0;
            
            for ( var i=0; i<aaData.length; i++){
                totalPE += aaData[i][5]*1;
                totalPP += aaData[i][6]*1;
                weightedPE += aaData[i][7]*1;
                weightedPP += aaData[i][8]*1;
                if (aaData[i][3] == 1){
                    seg1PE += aaData[i][5]*1;
                    seg1PP += aaData[i][6]*1;
                    seg1WPE += aaData[i][7]*1;
                    seg1WPP += aaData[i][8]*1;
                }else if(aaData[i][3] == 2){
                    seg2PE += aaData[i][5]*1;
                    seg2PP += aaData[i][6]*1;
                    seg2WPE += aaData[i][7]*1;
                    seg2WPP += aaData[i][8]*1;
                }
            }
            $("#total th:nth-child(2)").text(totalPE.toFixed(2));
            $("#seg1Total th:nth-child(2)").text(seg1PE.toFixed(2));
            $("#seg2Total th:nth-child(2)").text(seg2PE.toFixed(2));
            
            $("#total th:nth-child(3)").text(totalPP.toFixed(2));
            $("#seg1Total th:nth-child(3)").text(seg1PP.toFixed(2));
            $("#seg2Total th:nth-child(3)").text(seg2PP.toFixed(2));
            
            $("#total th:nth-child(4)").text(weightedPE.toFixed(2));
            $("#seg1Total th:nth-child(4)").text(seg1WPE.toFixed(2));
            $("#seg2Total th:nth-child(4)").text(seg2WPE.toFixed(2));
            
            $("#total th:nth-child(5)").text(weightedPP.toFixed(2));
            $("#seg1Total th:nth-child(5)").text(seg1WPP.toFixed(2));
            $("#seg2Total th:nth-child(5)").text(seg2WPP.toFixed(2));
        },