Click the Moveable point labels button in the Graph Options dialog - Layout options pane to display the Moveable Labels dialog.
Use moveable labels. Select this check box to enable labels.
Connect labels. Choose one of the following options: Auto, On, or Off.
Connect labels distance: _% of frame size. Enter the percentage for the distance. A label will not have a connection line until it is this % of the frame away from its respective object.
Draw frame when connecting point and label. Select this check box to draw the frame.