specifies a variable that is used to group the data.
Label options
CURVELABEL=“text-string”
adds a label for the density curve.
CURVELABELATTRS=style-element <(options)> | (options)
specifies the appearance of the labels in the plot when you use the
CURVELABEL= option.
CURVELABELLOC=OUTSIDE | INSIDE
specifies whether the curve label is placed inside the plot axes (INSIDE) or
outside of the plot axes (OUTSIDE).
CURVELABELPOS=AUTO | END | MAX | MIN | START
specifies the location of the curve label.
LEGENDLABEL="text-string"
specifies a label that identifies the density plot in the legend.
SPLITCHAR=“character-list”
splits the text for curve labels at the specified character(s) when there is not
enough room to display the text normally.
SPLITCHARNODROP
specifies ...