What is the least common/most common type in each region?

Also, this is individual typing, not the least common dual-type, as there are several that only have one. You’d add up all the Pokémon that have that typing.

Pleaselog inorregisterto add a comment.

KANTO(LGPE Dex):Note: includes Megas only when a type change occursMost common:tie between Poison and Waterwith 33 species eachLease common:Darkwith Mega Gyarados as its sole species

JOHTO(HGSS Dex):Megas and Fairy types are excluded because they did not exist in HGSSMost common:Normalwith 46 speciesLeast common:tie between Dragon and Ghostwith 4 each

HOENN(ORAS Dex):Most common:Waterwith 48 speciesLeast common:tie between Ghost and Icewith 8 each

Sinnoh(Pt Dex):Note: excludes megas and Fairy typesMost common:Waterwith 35 speciesLeast common:Dragonwith 7 species

Unova(B2W2 Dex):Note: excludes megas and Fairy typesMost common:Waterwith 44 speciesLeast common:tie between Ghost and Dragonwith 13 each

KALOS:Note: includes megas only when a type change occursMost common:Waterwith 78 speciesLeast common:tie between Steel and Ghostwith 24 each

ALOLA(USUM Dex):Note: includes megas only when a type change occursMost common:Waterwith 81 speciesLeast common:Icewith 24 species

GALAR BASE(base Galar only):Most common:Waterwith 62 speciesLeast common:Rockwith 24 species

GALAR + DLC(all dexes combined, excluding duplicates):Most common:Waterwith 96 speciesLeast common:Firewith 32 species

HISUI:Most common:tie between Water and Flyingwith 36 eachLeast common:Dragonwith 10 species