On the Fact that There Are Approximately 14,000 School Districts In the U.S. and In Virtually Every One the Achievement Hierarchy Among Racial Groups Is Essentially the Same; Asians - 1, Whites - 2, Hispanics - 3, and Blacks - 4

And this is after multiple decades of politicians, pressure-groups, and bureaucrats trying to close these gaps. Doesn't seem to be working, huh?