Repeat: The state's Native American population grew by 27.9 percent between 1980 and 1990 (at a time when Montana's entire population rose just 1.6 percent), and by 18.5 percent between 2000 and 2010.
The state's Native American population grew by 27.9 percent between 1980 and 1990 (at a time when Montana's entire population rose just 1.6 percent), and by 18.5 percent between 2000 and 2010.