Parral mining district (Chihuahua): Calidad and Clase, 1788
Elite occupations (10%): husbandman (labrador 42), merchant (11), administrator (6), mercury dealer (5), hacendado (5), governor, vicar, royal judge, royal scribe, notary, etc.
Middling occupations (14%): mine boss (57), ranchero (28), ore dealer (7), priest (5), soldier (4), etc.
Plebians (76%): mine laborer (293), servant (56), wood cutter (45), amalgamator (38), pickman (37), … slave (8), errand boy (5) … lazy vagrant (1), etc.