CREATE TABLE table_16579 ("#" FLOAT, "Episode" TEXT, "Rating" TEXT, "Share" FLOAT, "Rating/Share  ( 18-49 ) " TEXT, "Viewers  ( millions ) " TEXT, "Rank  ( timeslot ) " FLOAT, "Rank  ( night ) " FLOAT, "Rank  ( week ) " TEXT)

What is the lowest rank (night) for having viewers (millions) 5.25?
SELECT MIN("Rank (night)") FROM table_16579 WHERE "Viewers (millions)" = '5.25'
SELECT MIN("Rank (night)") FROM "table_16579" WHERE "Viewers (millions)" = '5.25'