CREATE TABLE "year_by_year" (
  "season" real,
  "regular_season" text,
  "playoffs" text,
  "u_s_open_cup" text,
  "concacaf" text,
  "mls_regular_season_record" text
);

Question: Name the concacaf for 2010 season
SQL: SELECT "concacaf" FROM "year_by_year" WHERE "season"=2010;

Question: Name the least season for round of 32
SQL: SELECT MIN("season") FROM "year_by_year" WHERE "u_s_open_cup"='Round of 32';

Question: Name the number of playoffs for semifinals
SQL: SELECT COUNT("playoffs") FROM "year_by_year" WHERE "concacaf"='Semifinals';