Form Grid Level problem

dear all,

      I need to display  the all the related records ( Charges) in grid manner of form based on " individual ID" when click on button,

so i wrote while select statement on the button clicked method but i am getting last ID  charges values  int he grid for every ID,

ex...                  ID              fee          Admin fee          wokingcharges         labourcharges

                           1                10               20                           20                                   40

                          2               10               20                           20                                   40

 but i want different values (Charges ) based on ID.

pls suggest me and guide me.