fpSpread1.ActiveSheet.SetArray(0, 0, new Object[,] { { null, "North", "South", "East", "West", "Northeast" } });
fpSpread1.ActiveSheet.SetArray(1, 0, new Object[,] { { "s1", 50, 25, 55, 30, 26 } });
fpSpread1.ActiveSheet.SetArray(2, 0, new Object[,] { { "s2", 92, 14, 15, 24, 65 } });
fpSpread1.ActiveSheet.SetArray(3, 0, new Object[,] { { "s3", 65, 26, 70, 60, 43 } });
fpSpread1.ActiveSheet.SetArray(4, 0, new Object[,] { { "s4", 24, 80, 26, 11, 27 } });

FarPoint.Win.Chart.RadarLineSeries series1 = new FarPoint.Win.Chart.RadarLineSeries();
series1.SeriesName = "s1";
series1.PointMarker = new FarPoint.Win.Chart.NoMarker();
series1.SeriesNameDataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldSeriesName", "Sheet1!$A$2:$A$2", FarPoint.Win.Spread.Chart.SegmentDataType.Text);
series1.CategoryNames.DataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldCategoryName", "Sheet1!$B$1:$F$1", FarPoint.Win.Spread.Chart.SegmentDataType.Text);
series1.Values.DataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldValue", "Sheet1!$B$2:$F$2");

FarPoint.Win.Chart.RadarLineSeries series2 = new FarPoint.Win.Chart.RadarLineSeries();
series2.SeriesName = "s2";
series2.PointMarker = new FarPoint.Win.Chart.NoMarker();
series2.SeriesNameDataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldSeriesName", "Sheet1!$A$3:$A$3", FarPoint.Win.Spread.Chart.SegmentDataType.Text);
series2.CategoryNames.DataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldCategoryName", "Sheet1!$B$1:$F$1", FarPoint.Win.Spread.Chart.SegmentDataType.Text);
series2.Values.DataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldValue", "Sheet1!$B$3:$F$3");

FarPoint.Win.Chart.RadarLineSeries series3 = new FarPoint.Win.Chart.RadarLineSeries();
series3.SeriesName = "s3";
series3.PointMarker = new FarPoint.Win.Chart.NoMarker();
series3.SeriesNameDataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldSeriesName", "Sheet1!$A$4:$A$4", FarPoint.Win.Spread.Chart.SegmentDataType.Text);
series3.CategoryNames.DataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldCategoryName", "Sheet1!$B$1:$F$1", FarPoint.Win.Spread.Chart.SegmentDataType.Text);
series3.Values.DataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldValue", "Sheet1!$B$4:$F$4");

FarPoint.Win.Chart.RadarLineSeries series4 = new FarPoint.Win.Chart.RadarLineSeries();
series4.SeriesName = "s4";
series4.PointMarker = new FarPoint.Win.Chart.NoMarker();
series4.SeriesNameDataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldSeriesName", "Sheet1!$A$5:$A$5", FarPoint.Win.Spread.Chart.SegmentDataType.Text);
series4.CategoryNames.DataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldCategoryName", "Sheet1!$B$1:$F$1", FarPoint.Win.Spread.Chart.SegmentDataType.Text);
series4.Values.DataSource = new FarPoint.Win.Spread.Chart.SeriesDataField(fpSpread1, "DataFieldValue", "Sheet1!$B$5:$F$5");

FarPoint.Win.Chart.RadarPlotArea plotArea = new FarPoint.Win.Chart.RadarPlotArea();
plotArea.Location = new System.Drawing.PointF(0.2f, 0.2f);
plotArea.Size = new System.Drawing.SizeF(0.6f, 0.6f);
plotArea.Series.Add(series1);
plotArea.Series.Add(series2);
plotArea.Series.Add(series3);
plotArea.Series.Add(series4);
           
FarPoint.Win.Chart.LegendArea legend = new FarPoint.Win.Chart.LegendArea();
legend.Location = new PointF(0.9f, 0.5f);
legend.AlignmentX = 1f;
legend.AlignmentY = 0.5f;
FarPoint.Win.Chart.ChartModel model = new FarPoint.Win.Chart.ChartModel();
model.LegendAreas.Add(legend);
model.PlotAreas.Add(plotArea);

FarPoint.Win.Spread.Chart.SpreadChart chart = new FarPoint.Win.Spread.Chart.SpreadChart();
chart.Size = new Size(400, 240);
chart.Location = new Point(0, 120);
chart.Model = model;
fpSpread1.ActiveSheet.Charts.Add(chart);