public final ObjectProperty<Paint> markerFill3Property() {
        if (null == markerFill3) {
            markerFill3 = new StyleableObjectProperty<Paint>(DEFAULT_MARKER_FILL_3) {
                @Override public CssMetaData getCssMetaData() { return StyleableProperties.MARKER_FILL_3; }
                @Override public Object getBean() { return RadialBargraph.this; }
                @Override public String getName() { return "markerFill3"; }
            };
        }
        return markerFill3;
    }