A relatively fit person ran it in approximately 15 seconds without training. High school training in track brings it down to 12, from when I looked it up in the

A relatively fit person ran it in approximately 15 seconds without training. High school training in track brings it down to 12, from when I looked it up in the last thread. So the difference between someone in high school and a professional runner is 12 to 10 seconds, approximately, and the difference between professional and elite is .5 seconds.