CREATE TABLE table_31740 ("Rank" FLOAT, "Nation" TEXT, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

What is the lowest number of silver owned by a nation that is not ranked number 1?
SELECT MIN("Silver") FROM table_31740 WHERE "Rank" < '1'
SELECT MIN("Silver") FROM "table_31740" WHERE "Rank" < '1'