-=head2 Right Axis
-
-[B<--right-axis> I<scale>B<:>I<shift>]
-[B<--right-axis-label> I<label>]
-
-A second axis will be drawn to the right of the graph. It is tied to the
-left axis via the scale and shift parameters. You can also define a label
-for the right axis.
-
-[B<--right-axis-format> I<format-string>]
-
-By default the format of the axis lables gets determined automatically. If
-you want todo this your self, use this option with the same %lf arguments
-you know from the PRING and GPRINT commands.