According to this criteria, the National Commission for the Development of Indigenous Peoples (Comisión Nacional para el Desarrollo de los Pueblos Indígenas, or CDI in Spanish) and the INEGI (Mexico's National Institute of Statistics and Geography), state that there are 15.7 million indigenous people in Mexico of many different ethnic groups, which constitute 14.9% of the population in the country.<br> Finally, according to the latest intercensal survey carried out by the Mexican government in 2015, Indigenous people make up 21.5% of Mexico's population. In this occasion, people who self-identified as "Indigenous" and people who self-identified as "partially Indigenous" were classified in the "Indigenous" category altogether.