What is the lowest maximum of fps with a width of 3072 and a height less than 1620?
CREATE TABLE "history" (
  "frame_size" text,
  "width" real,
  "height" real,
  "mpix" real,
  "aspect_ratio" text,
  "maximum_fps" real,
  "maximum_fps_hd_rx" real,
  "least_compression_at_24_fps" text,
  "least_compression_at_maximum_fps" text
);
SELECT MIN("maximum_fps") FROM "history" WHERE "width"=3072 AND "height"<1620;