Ran the CSV through our deduper first. Encoded UTF-8 with no character-set surprises in Excel. Bought it as part of a wider icse school expansion into India. Decent value, would tighten one or two fields.
Thanks for the honest feedback, noted on the minor gaps — they're tracked for the next refresh. If you want the gaps fixed sooner than the next refresh, open a support ticket and we'll spin a one-off pull.