Conversation so far:
What is the overall total population of Mexico?
With a population of about 126 million in 2019, Mexico ranks as the 10th most populated country in the world.
Are there any other interesting aspects about the indigenous peoples of Mexico article besides the overall total population of Mexico?
The number of indigenous Mexicans is judged using the political criteria found in the 2nd article of the Mexican constitution. The Mexican census does not report racial-ethnicity.

Question: What factors are influencing the population?
Self-contained rewrite: What factors are influencing the population of the indigenous peoples of Mexico?