CREATE TABLE table_31228 ("Skip  ( Club ) " TEXT, "W" FLOAT, "L" FLOAT, "PF" FLOAT, "PA" FLOAT, "Ends Won" FLOAT, "Ends Lost" FLOAT, "Blank Ends" FLOAT, "Stolen Ends" FLOAT)

What is listed under L when the ends won is 21?
SELECT MAX("L") FROM table_31228 WHERE "Ends Won" = '21'
SELECT MAX("L") FROM "table_31228" WHERE "Ends Won" = '21'