After I posted about CPS performance on the NAEP and ISAT over the past decade or so, Seth Lavin asked what the enrollment of Chicago Public Schools and the demographics were over that time. CPS has data on that, and here are the results, none of which should be terribly surprising if you've been following the demographic changes in Chicago over the past few years—African Americans have declined both as a percentage of students and in total numbers; the opposite is true for Hispanic students; the percentage of white students and the total has varied but not by a great deal.

And expressed as total numbers: