private object GetDeveloperChart()
        {
            var listGroup = new ListGroup("Sales by Developer")
            {
                XBinSize = 1,
            };

            listGroup.AddDimensions(Tab.Database.ReleaseViews,
                                    nameof(ReleaseView.Developer),
                                    nameof(ReleaseView.YearOfRelease),
                                    nameof(ReleaseView.Global_Sales));

            var chartSettings = new ChartSettings(listGroup);
            var model         = new TabModel()
            {
                MinDesiredWidth = 1000,
            };

            model.AddObject(chartSettings);
            return(model);
        }