List<Thread> threadsArray = new List<Thread>();

                // Deklaracja czasow
                for (int i = 10; i <= 10000; i *= 10)
                {
                    DateTime start = DateTime.Now;
                    for (int j = 0; j < 10 * i; j++)
                    {
                        threadsArray.Add(new Thread(DoNothing));
                        threadsArray[j].Start();
                    }
                    DateTime stop = DateTime.Now;
                    TimeSpan time = stop - start;
                    Console.WriteLine("Czas uruchomienia {0} wątkow: {1} ", i, time.ToString().Substring(4) + "s");
                    for (int j = 0; j < 10 * i; j++)
                    {
                        threadsArray.Clear();
                    }
                }

            Console.ReadKey();