My how things are different in America today. Democrats now dominate the low IQ mark by and absurdly obvious amounts as Republicans dominate the high IQ spots. " So a dark red in the top few rows means a lot more people than you’d expect ended up having a lower than average estimated IQ. A dark red in the bottom few rows means a lot more people than you’d expect are estimated to have a higher than average IQ." https://www.quora.com/Who-tends-to-have-a-higher-IQ-Democrats-or-Republicans
I like how you skipped like 70percent of her explanations of this convoluted chart. Because that explanation doesn’t support the visual-ness of the graphic.