If the Area of Study is not recorded in your CSV export or CRM instance for some of your prospects, and is pulling through as blank - there is a very simple explanation! This simply means that the prospective student has selected the I don't know yet option upon signup.
You can see how this appears to the prospective student in the example below:
PLEASE NOTE: The 'I don't know yet' option, and the Area of Study field, cannot be removed.