The Porco Municipality mainly consists of the Quechua ethnic group (any of the indigenous people of South America who speak the Quechua languages, which originated among the indigenous people of Peru) with 90.1% of the population, while other indigenous groups such as Aymara is only 1.9% of the population, and Guaran, Chiquitos, Moxos at 0.1% of the population combined.
Quechua 90.1 Aymara 1.9 Guarani, Chiquitos, Moxos 0.1 Quechua people (/ktu/, US also /ktw/; Spanish: [ketwa) or Quecha people, may refer to any of the indigenous people of South America who speak the Quechua languages, which originated among the indigenous people of Peru. 
