I am trying to sort data that was emailed to me. I am only trying to
sort one column in descending order and this is what it does:

387
399
4,192
4,457
416
423
424
439
456
474
480
491
5,074
5,645
519

What is wrong with my settings that it is sorting this way instead of:

5645
5064
4457
etc.