If you use one of the ANYDT.... informats to read dates that are early in the month then it must guess whether it should use MDY or DMY order. Which one it chooses is probably determined by some type of setting.
If you think that 11/06 means the 11th of June instead of November 6th then you should read the date value with DDMMYY informat and then your code will not depend on who runs it (or where they live).
Please show the actual lines from the text file (not a photograph of what it looks like after it has been read by a spreadsheet program) so we can see what the values actually look like. Use the Insert Code button in the editor to open a pop window that you can paste the lines into so that the spaces are not managed by the forum editor.
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