cod_mov < = 50 In Stock
>cod_mov > = 50 Out Stock
>>Cod.Mov Ref. Date Customer Quant. > 05 01 01.01 1 50 -- In > 55 01 01.01 1 25 -- Out > 05 02 01.01 1 10 > 55 02 01.01 1 5 > 05 01 02.02 2 10 > 55 01 02.02 2 5 > >The Report like this > >Customer 1 > Ref 01 Balance 25 > ref 02 Balance 5 >Customer 2 > Ref 01 Balance 5, Etc, >>