Timing repeatedly Enqueue'ing to and Dequeue'ing from a Queue<T>

PerfBlog06062017_Queue_EnqueueDequeue.cs

using System;
using System.Diagnostics;
using System.Collections.Generic;

public class Test
{
    public static void Main()
    {
        while (true)
        {
            var q = new Queue<int>();
            var sw = Stopwatch.StartNew();
            for (int i = 0; i < 100_000_000; i++)
            {
                q.Enqueue(i);
                q.Dequeue();
            }
            Console.WriteLine(sw.Elapsed);
        }
    }
}