* @return a new CTChartSpace bean
*/
private void createChart() {
chartSpace = CTChartSpace.Factory.newInstance();
chart = chartSpace.addNewChart();
CTPlotArea plotArea = chart.addNewPlotArea();
CTLayout layout = plotArea.addNewLayout();
CTManualLayout manualLayout = layout.addNewManualLayout();
manualLayout.addNewLayoutTarget().setVal(STLayoutTarget.INNER);
manualLayout.addNewXMode().setVal(STLayoutMode.EDGE);
manualLayout.addNewYMode().setVal(STLayoutMode.EDGE);
manualLayout.addNewX().setVal(0);