Interactive WinForms Pivot Chart Control

using Syncfusion.PivotAnalysis.Base;
using Syncfusion.Windows.Forms;
using Syncfusion.Windows.Forms.PivotChart;
namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
​​​​​​​public Form1()
        {
            InitializeComponent();
            PivotChart pivotChart1 = new PivotChart();
            pivotChart1.ChartTypes = PivotChartTypes.Column;
            pivotChart1.ShowLegend = true;
            pivotChart1.ShowPivotTableFieldList = false;
            pivotChart1.Size = new System.Drawing.Size(997, 498);
            pivotChart1.TabIndex = 0;
            pivotChart1.Text = "pivotChart1";
            pivotChart1.UpdateManager = null;
            pivotChart1.ItemSource = ProductSalesData.GetSalesData();
            pivotChart1.PivotAxis.Add(new PivotItem { FieldMappingName = "Product", TotalHeader = "Total" });
            pivotChart1.PivotAxis.Add(new PivotItem { FieldMappingName = "Country", TotalHeader = "Total" });
            pivotChart1.PivotAxis.Add(new PivotItem { FieldMappingName = "State", TotalHeader = "Total" });
            pivotChart1.PivotLegend.Add(new PivotItem { FieldMappingName = "Date", TotalHeader = "Total" });
            pivotChart1.PivotCalculations.Add(new PivotComputationInfo { FieldName = "Quantity", Format = "#,##0" });
            this.Controls.Add(pivotChart1);
        }    
    }
}

using System;
using System.Collections.ObjectModel;
namespace WindowsFormsApplication1
{
    /// <summary>
    /// Represents a class that contains product sale details.
    /// </summary>
    public class ProductSales
    {
        public string Product { get; set; }
        public string Date { get; set; }
        public string Country { get; set; }
        public string State { get; set; }
        public int Quantity { get; set; }
        public double Amount { get; set; }
        public double UnitPrice { get; set; }
        public double TotalPrice { get; set; }
    }
}

using System;
using System.Collections.Generic;
namespace WindowsFormsApplication1
{
    /// <summary>
    /// Represents a class that contains the product sale details collection.
    /// </summary>
    public class ProductSalesData
    {
        public static List<ProductSales> GetSalesData()
        {
            // Geography
            string[] countries = { "Australia", "Germany", "Canada", "United States" };
            string[] ausStates = { "Queensland" };
            string[] canadaStates = { "Ontario", "Quebec" };
            string[] germanyStates = { "Bayern", "Brandenburg" };
            string[] ussStates = { "New York", "Colorado", "New Mexico" };
            // Time
            string[] dates = { "FY 2008", "FY 2009", "FY 2010", "FY 2011", "FY 2012" };
            // Products
            string[] products = { "Bike" };
            Random r = new Random(123345);
            int numberOfRecords = 2000;
            List<ProductSales> listOfProductSales = new List<ProductSales>();
            for (int i = 0; i < numberOfRecords; i++)
            {
                ProductSales sales = new ProductSales();
                sales.Country = countries[r.Next(0, countries.GetLength(0))];
                sales.Quantity = r.Next(1, 12);
                // 1 percent discount for 1 quantity
                double discount = (30000 * sales.Quantity) * (double.Parse(sales.Quantity.ToString()) / 100);
                sales.Amount = (30000 * sales.Quantity) - discount;
                sales.TotalPrice = sales.Amount * sales.Quantity;
                sales.UnitPrice = sales.Amount / sales.Quantity;
                sales.Date = dates[r.Next(r.Next(dates.GetLength(0) + 1))];
                sales.Product = products[r.Next(r.Next(products.GetLength(0) + 1))];
                switch (sales.Country)
                {
                    case "Australia":
                        {
                            sales.State = ausStates[r.Next(ausStates.GetLength(0))];
                            break;
                        }
                    case "Canada":
                        {
                            sales.State = canadaStates[r.Next(canadaStates.GetLength(0))];
                            break;
                        }
                    case "Germany":
                        {
                            sales.State = germanyStates[r.Next(germanyStates.GetLength(0))];
                            break;
                        }
                    case "United States":
                        {
                            sales.State = ussStates[r.Next(ussStates.GetLength(0))];
                            break;
                        }
                }
                listOfProductSales.Add(sales);
            }
            return listOfProductSales;
        }
    }
}