It's highly related to subtypes, yes, and probably base types as well.

Examples:

ILE-Ti are obviously more common in European Jews/Jewesses than in Palestinian Arabs. Anglo-Irish people were more likely to be ILE-Ti than the Irish Catholics they oppressed.

SLE-Ti are more common in whites than in blacks.

ESI-Se are more common in whites than blacks and they have a higher white to black ratio than ESI-Fi.

LSI-Se were more common in Anglo-Irish people, LSI-Ti were more common in Irish Catholics.

LSI-Ti were much more common among black slaves than LSI-Se.