CREATE TABLE table_203_249 (id DECIMAL, "position" DECIMAL, "song title" TEXT, "artist" TEXT, "sales" DECIMAL, "highest position" DECIMAL)

how many songs had at least 500,000 sales ?
SELECT COUNT("song title") FROM table_203_249 WHERE "sales" >= 500000
SELECT COUNT("song title") FROM "table_203_249" WHERE "sales" >= 500000