As I understand it the input file has hundred of columns like this (transposed)

Maybe, but that's not what I understood from this post Re^4: Spliting Table's description of the format, which seems to indicate that there are 22 fields for each line.

Well, this is fairly unclear to me.

In reply to Re^5: Spliting Table by Laurent_R
in thread Spliting Table by tschelineli

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