Comparison between the number RR Lyrae classifications of any score per subtype (in rows) and the classes found for these objects in the literature (in columns), among the 494 thousand cross-matched sources with G-band range greater than 0.1 mag. Contamination rates (rounded per-cent values) with objects that do not belong to the RR Lyrae superclass are listed in the last column in red. Darker shaded squares indicate higher occurrences.