Name the total number of nba drafts that went to east side high school
CREATE TABLE "2011_boys_team" (
  "player" text,
  "height" text,
  "school" text,
  "hometown" text,
  "college" text,
  "nba_draft" text
);
SELECT COUNT("nba_draft") FROM "2011_boys_team" WHERE "school"='East Side High School';