Rules on transfer of analysis results
    For formats that do not include table cells, such as figures or graphs, a good rule of thumb is that they should have at least 3 observations per table cell if converted to tables.
    https://www.dst.dk/en/TilSalg/data-til-forskning/regler-og-datasikkerhed/regler-for-hjemtagelse-af-analyseresultater