Serialization - C#

using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Web.Script.Serialization; // Assembly:  System.Web.Extensions (in System.Web.Extensions.dll)

namespace SimpleTests
{
    class Program
    {
        public class SerializeInfo
        {
            public string Label { get; private set; }
            public string[][] Data { get; private set; }

            public SerializeInfo(string lable, Dictionary<DateTime, string> data)
            {
                Label = lable;
                Data = data.Select(p => new[]
                                            {
                                                p.Key.ToString("d",CultureInfo.CreateSpecificCulture("en-US").DateTimeFormat),
                                                p.Value
                                            }).OrderBy(d => d[0]).ToArray();
            }
        }

        static void Main(string[] args)
        {
            var js = new JavaScriptSerializer();
            var timeline = new Dictionary<DateTime, string>
                               {
                                   {new DateTime(2000, 1, 1), "3.2"},
                                   {new DateTime(2002, 2, 2), "5.2"},
                                   {new DateTime(2003, 2, 2), "8.1"}
                               };

            Console.WriteLine(js.Serialize(new SerializeInfo("Europe (EU27)", timeline)));
            // {"Label":"Europe (EU27)","Data":[["1/1/2000","3.2"],["2/2/2002","5.2"],["2/2/2003","8.1"]]}
            Console.ReadLine();
        }
    }
}