DefaultCategoryDataset cumulativeResultData = new DefaultCategoryDataset();
            DefaultCategoryDataset indexResultData = new DefaultCategoryDataset();

	TUTAJ W FOR LOOP DODAJE DANE DO KAZDEJ DefaultCategoryDataset

           CategoryPlot plot = new CategoryPlot();
            plot.setDomainAxis(new CategoryAxis("Days"));
            plot.setRangeAxis(new NumberAxis("Result"));
            plot.setOrientation(PlotOrientation.VERTICAL);

            LineAndShapeRenderer renderer2 = new LineAndShapeRenderer(true,
                  false);
            LineAndShapeRenderer renderer = new LineAndShapeRenderer(true,
                  false);

            plot.setRenderer(renderer);
            plot.setDataset(cumulativeResultData);

            ValueAxis rangeAxis2 = new NumberAxis("Index price");
            rangeAxis2.setRange(minRange - 1, maxRange + 1);
            plot.setRangeAxis(1, rangeAxis2);
            plot.setRenderer(1, renderer2);
            plot.setDataset(1, indexResultData);
            plot.mapDatasetToRangeAxis(1, 1);

            JFreeChart chart = new JFreeChart(plot);