CREATE TABLE "forbes_ranking_of_canadian_companies" (
  "april_2013_cum_rank" real,
  "name" text,
  "rank_all_2012" real,
  "rank_all_2013" real,
  "2013_rank_oil_companies" text,
  "2013_rev_bil_usd" text,
  "2013_profit_mil_usd" real,
  "assets_bil_usd" text,
  "market_cap_march_15_mil_usd" real
);

Question: How many companies had an april 2013 cumulative ranking of 3?
SQL: SELECT COUNT("market_cap_march_15_mil_usd") FROM "forbes_ranking_of_canadian_companies" WHERE "april_2013_cum_rank"=3;

Question: What was the Forbers rank (all companies) in 2012 for cenovus energy?
SQL: SELECT "rank_all_2012" FROM "forbes_ranking_of_canadian_companies" WHERE "name"='Cenovus Energy';

Question: How many assets in billions US$, for the company that ranked 1532 overall in 2013?
SQL: SELECT "assets_bil_usd" FROM "forbes_ranking_of_canadian_companies" WHERE "rank_all_2013"=1532;

Question: How many companies named cenovus energy?
SQL: SELECT COUNT("rank_all_2013") FROM "forbes_ranking_of_canadian_companies" WHERE "name"='Cenovus Energy';