CREATE TABLE table_21860 ("Country" TEXT, "Transfers In" FLOAT, "Transfers Out" FLOAT, "Internal Transfers" FLOAT, "Total Transfers" FLOAT)

Name the least transfers out when transfers is 21
SELECT MIN("Transfers Out") FROM table_21860 WHERE "Total Transfers" = '21'
SELECT MIN("Transfers Out") FROM "table_21860" WHERE "Total Transfers" = '21'