CREATE TABLE table_60715 ("Rank" FLOAT, "Nation" TEXT, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

What is the average bronze for less than 0 gold?
SELECT AVG("Bronze") FROM table_60715 WHERE "Gold" < '0'
SELECT AVG("Bronze") FROM "table_60715" WHERE "Gold" < '0'