Which demographic group represents a historic presence in Texas and has seen relatively stable population percentage since 1980?

The demographic group that represents a historic presence in Texas and has seen a relatively stable population percentage since 1980 is the Native American Indian population. This group has deep historical roots in Texas, with many tribes and communities existing in the region long before it became a state. The population trends for Native Americans in Texas have shown fluctuations, but overall, they have maintained a stable percentage of the total state population over the decades. This stability is partly due to the historical continuity of Native American communities and the cultural retention within those groups.

In contrast, other demographic groups such as Hispanic and African American populations have experienced significant increases in population percentage and growth, reflecting broader social and economic trends, immigration patterns, and changes in birth rates. The Asian population, though growing rapidly, does not have the same historic presence in Texas as the Native American population, and its overall percentage in the population is still smaller compared to the other groups mentioned.