dataset.addValue(4D, series2, category2);
dataset.addValue(3D, series2, category3);
dataset.addValue(5D, series2, category4);
dataset.addValue(4D, series2, category5);
dataset.addValue(1D, series3, category1);
dataset.addValue(3D, series3, category2);
dataset.addValue(2D, series3, category3);
dataset.addValue(3D, series3, category4);
dataset.addValue(2D, series3, category5);