I am grateful to Sergio Rescia for pointing out that I did not complete the renaming of variables in the code in [mg4463] (copied below). Here is what it should have been -- with (**) against changed lines.
I have about a dozen files each hundreds of K large and am having to load it into Excel, parse & sort & prep for mathematica. I need the numbers to be recognized as numbers by MMA, not characters. Ideally the data would look like: