ertNumber pattern="#,##0.00" ></f:convertNumber>
                                </h:outputText>
                            </f:facet>
                            <p:column>
                                <f:facet name="header">
                                    <h:outputText value="Category" />
                                </f:facet>
                                <h:outputText value="#{row.category.name}"  />
                                <p:commandLink
                                    class=