How many seats in 2001 with a quantity greater than 4?
CREATE TABLE "current_fleet" (
  "length_feet" text,
  "year" text,
  "make_and_model" text,
  "floor_type" text,
  "number_of_seats" real,
  "bicycle_capacity" real,
  "fuel_propulsion" text,
  "quantity" real
);
SELECT COUNT("number_of_seats") FROM "current_fleet" WHERE "year"='2001' AND "quantity">4;