Axis Title Properties Dialog Box, General
Select General on the Axis Title Properties dialog box to define the axis title. The axis title is displayed under the x-axis or next to the y-axis.
Type a title or an expression that represents the axis title.
Select an alignment or type an expression that represents the alignment of the axis title relative to the intersection of the axes.
Near Displays the axis title toward the intersection of the two axes.
Center Displays the axis title in the center of the axis.
Far Displays the axis title away from the intersection of the two axes.