What was the lowest Weight (kg) for a player that had Jersey #10?
CREATE TABLE "list_of_united_states_national_ice_hocke" (
  "position" text,
  "jersey_num" real,
  "name" text,
  "height_cm" real,
  "weight_kg" real,
  "birthdate" text,
  "birthplace" text,
  "previous_club_team" text
);
SELECT MIN("weight_kg") FROM "list_of_united_states_national_ice_hocke" WHERE "jersey_num"=10;