Name the total number of revenue for italy with team of internazionale with operating income less than 27
CREATE TABLE "2009_rankings" (
  "rank" real,
  "team" text,
  "country" text,
  "value_m" real,
  "debt_as_pct_of_value" real,
  "pct_change_on_year" text,
  "revenue_m" real,
  "operating_income_m" real
);
SELECT COUNT("revenue_m") FROM "2009_rankings" WHERE "country"='italy' AND "team"='internazionale' AND "operating_income_m"<27;