Point ID added

Graphs
     Chart Builder
          Gallery: Scatter/Dot
               Drag the Simple Scatter chart to the Chart preview
                Drag xxx from the variable list to the "X-axis" box
                Drag yyy from the variable list to the "Y-axis" box
          Groups/Point ID: check Point ID label
               Drag zzz from the Variables list to the new Point ID box in the Chart Preview
           OK