This assumes the IQ distribution is a bell-curve centered around some value in the US. Given the "diversity" of the country, there is a significant portion on the left (<100 IQ) that is higher. The left and right side are not mirrored, the left side is rather like a mountain range, and the right side is roughly what the right side of a bell-curve should be.
It's MOSTLY Blacks!!!
FUN FACT 146 : USA Blacks are retarded, and Genes prove why they are retarded in negro DNA on US soil! Half of USA Blacks are RETARDED!
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https://communities.win/c/ConsumeProduct/p/13zgNfmB7Z/x/c/4JFpoRNJRov
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and :
FUN FACT 236 : Scientific Factual Videos about Black IQ due to DNA is Deleted often by ALL web sites!
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https://communities.win/c/ConsumeProduct/p/15HvBffY8G/x/c/4OZp8ubn9iT
There, fixed it for you.