General Characteristics
MAXHISTORY
NHISTORY
TENSION
AUTOSCALE
BACKGROUNDCOLOR
BACKGROUNDFILE
COLOR
COLORMAP
COLORMAPSIZE
COLORMAPFILE
AREAFILLCOLOR
FONT
LINEWIDTH
GRAPHBOX
GRIDLINETYPE
ASPECTRATIO
WINDOWSIZE
XLOWERWINDOW
XUPPERWINDOW
YLOWERWINDOW
YUPPERWINDOW
CONTOURLABELHEIGHT
CONTOURLABELSEPARATION
ARROWHEADWIDTH
ARROWHEADLENGTH