What is the total market value in billions of the company with 20.96 billion in profits and less than 166.99 billions in assets?
CREATE TABLE "2004_list" (
  "rank" real,
  "company" text,
  "headquarters" text,
  "industry" text,
  "sales_billion" real,
  "profits_billion" real,
  "assets_billion" real,
  "market_value_billion" real
);
SELECT COUNT("market_value_billion") FROM "2004_list" WHERE "profits_billion"=20.96 AND "assets_billion"<166.99;