tell the number of times where kansas was the location
CREATE TABLE "race_results" (
  "rnd" real,
  "race" text,
  "pole_position" text,
  "fastest_lap" text,
  "most_laps_led" text,
  "winning_driver" text,
  "winning_team" text,
  "report" text
);
SELECT COUNT("rnd") FROM "race_results" WHERE "race"='Kansas';