This dialog box is specific to all graphs except Pie graphs.
Use the Data Label Options dialog box to specify the location of data labels for the markers of the graph. Markers represent data values.
Where would you like the labels to appear? box -- Specifies where to display the data labels on the markers of the graph. The options that this box provides are specific to the current graph type.
Data Label Font button -- Displays the Font dialog box, where you specify font attributes for the data labels.