CREATE TABLE table_13214 ("Rank" CLOB, "Nation" CLOB, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

Which Gold has a Total of 721?
SELECT AVG("Gold") FROM table_13214 WHERE "Total" = '721'
SELECT AVG("Gold") FROM "table_13214" WHERE "Total" = '721'