/>
                                </p:column>
                                <p:column headerText="Gross Value"  >

                                    <h:outputLabel value="#{bill.total}" >
                                        <f:convertNumber pattern="#,##0.00"/>
                                    </h:outputLabel>

                                </p:column>
                                <p:column headerText="Discount" >

                                    <h:outputLabel value="#{bill.discount}" 