CREATE TABLE table_66463 ("Rank" TEXT, "Nation" TEXT, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

What is the average number of golds for teams in rank 17 with more than 4 silver?
SELECT AVG("Gold") FROM table_66463 WHERE "Rank" = '17' AND "Silver" > '4'
SELECT AVG("Gold") FROM "table_66463" WHERE "Rank" = '17' AND "Silver" > '4'