500/40

The State of California is among the states that have filed briefs in connection with the court case challenging the Trump immigration ban.

In one of the briefs, it is stated that 500 graduate students at the University of California are affected by the order, together with 40 undergraduates.

The estimate is part of evidence provided to the court that the state has an interest in the case.

You can find these figures on pdf pages 11 and 12 of the brief. (Not numbered pages.) The brief is at:
http://agportal-s3bucket.s3.amazonaws.com/uploadedfiles/Another/News/Press_Releases/States%27%20Amicus%20Brief.pdf