public Widget createExample() {
PlotModel model = new PlotModel();
PlotOptions plotOptions = new PlotOptions();
plotOptions.setDefaultLineSeriesOptions(new LineSeriesOptions().setLineWidth(1).setShow(true));
plotOptions.setDefaultPointsOptions(new PointsSeriesOptions().setRadius(2).setShow(true));
plotOptions.setDefaultShadowSize(0);
// add tick formatter to the options
plotOptions.setXAxisOptions(new AxisOptions().setTicks(12).setTickFormatter(new TickFormatter() {
public String formatTickValue(double tickValue, Axis axis) {