How many circuits had a winning team of #1 patrón highcroft racing ang gtc winning team #81 alex job racing ?
CREATE TABLE "table1_24037660_2" (
  "rnd" real,
  "circuit" text,
  "lmp_winning_team" text,
  "lmpc_winning_team" text,
  "gt_winning_team" text,
  "gtc_winning_team" text,
  "results" text
);
SELECT COUNT("circuit") FROM "table1_24037660_2" WHERE "lmp_winning_team"='#1 Patrón Highcroft Racing' AND "gtc_winning_team"='#81 Alex Job Racing';