WinForms Pivot Grid (Pivot Table) Control

using System.Windows.Forms;
using Syncfusion.PivotAnalysis.Base;
using Syncfusion.Windows.Forms.PivotAnalysis;
namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            PivotGridControl pivotGridControl1 = new PivotGridControl();
            pivotGridControl1.Size = new System.Drawing.Size(1496, 860);
            this.Controls.Add(pivotGridControl1);
            // Adding ItemSource to the Control
            pivotGridControl1.ItemSource = ProductSalesCollection.GetSalesData();
            // Adding PivotRows to the Control
            pivotGridControl1.PivotRows.Add(new PivotItem { FieldMappingName = "Product", TotalHeader = "Total" });
            pivotGridControl1.PivotRows.Add(new PivotItem { FieldMappingName = "Date", TotalHeader = "Total" });
            // Adding PivotColumns to the Control
            pivotGridControl1.PivotColumns.Add(new PivotItem { FieldMappingName = "Country", TotalHeader = "Total" });
            pivotGridControl1.PivotColumns.Add(new PivotItem { FieldMappingName = "State", TotalHeader = "Total" });
            // Adding PivotCalculations to the Control
            pivotGridControl1.PivotCalculations.Add(new PivotComputationInfo { FieldName = "Amount", Format = "$ #,##0.00", SummaryType = SummaryType.DoubleTotalSum });
            pivotGridControl1.PivotCalculations.Add(new PivotComputationInfo { FieldName = "Quantity", Format = "#,##0" });
        }
    }
}

using System;
using System.Collections.ObjectModel;
namespace WindowsFormsApplication1
{
    /// <summary>
    /// Represents a class that contains product sale details.
    /// </summary>
    public class ProductSaleInfo
    {
        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; }
        public override string ToString()
        {
            return string.Format("{0}-{1}-{2}", Country, State, Product);
        }
    }
}

using System;
using System.Collections.ObjectModel;
namespace WindowsFormsApplication1
{
    /// <summary>
    /// Represents a class that contains the product sale details collection.
    /// </summary>
    public class ProductSalesCollection
    {
        public static ObservableCollection<ProductSaleInfo> GetSalesData()
        {
            // Geography
            string[] countries = { "Australia", "Canada", "France", "Germany", "United Kingdom", "United States" };
            string[] ausStates = { "New South Wales", "Queensland", "South Australia", "Tasmania", "Victoria" };
            string[] canadaStates = { "Alberta", "British Columbia", "Brunswick", "Manitoba", "Ontario", "Quebec" };
            string[] franceStates = { "Charente Maritime", "Essonne", "Garonne (Haute)", "Gers" };
            string[] germanyStates = { "Bayern", "Brandenburg", "Hamburg", "Hessen", "Nordrhein Westfalen", "Saarland" };
            string[] ukStates = { "England" };
            string[] ussStates = { "New York", "North Carolina", "Alabama", "California", "Colorado", "New Mexico", "South Carolina" };
            // Time
            string[] dates = { "FY 2005", "FY 2006", "FY 2007", "FY 2008", "FY 2009" };
            // Products
            string[] products = { "Bike", "Car" };
            Random r = new Random(123345345);
            int numberOfRecords = 2000;
            ObservableCollection<ProductSaleInfo> listOfProductSales = new ObservableCollection<ProductSaleInfo>();
            for (int i = 0; i < numberOfRecords; i++)
            {
                ProductSaleInfo sales = new ProductSaleInfo();
                sales.Country = countries[r.Next(1, countries.GetLength(0))];
                sales.Quantity = r.Next(1, 12);
                // 1 percent discount for 1 quantity
                double discount = (300 * sales.Quantity) * (double.Parse(sales.Quantity.ToString()) / 100);
                sales.Amount = (300 * 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 "France":
                        {
                            sales.State = franceStates[r.Next(franceStates.GetLength(0))];
                            break;
                        }
                    case "Germany":
                        {
                            sales.State = germanyStates[r.Next(germanyStates.GetLength(0))];
                            break;
                        }
                    case "United Kingdom":
                        {
                            sales.State = ukStates[r.Next(ukStates.GetLength(0))];
                            break;
                        }
                    case "United States":
                        {
                            sales.State = ussStates[r.Next(ussStates.GetLength(0))];
                            break;
                        }
                }
                listOfProductSales.Add(sales);
            }
            return listOfProductSales;
        }
    }
}