name="footer" >
                                                <h:outputLabel value="#{reportsStock.stockSaleValue}" >
                                                    <f:convertNumber pattern="#,##0.00" />
                                                </h:outputLabel>
                                            </f:facet>
                                        </p:column>
                                    </p:row>
                                </p:columnGroup>
                            </p:dat