CREATE TABLE table_26812 ("Episode no." FLOAT, "Airdate" TEXT, "Viewers" FLOAT, "BBC Three weekly ranking" TEXT, "Cable rank" TEXT)

How many items are listed under viewers column when the bbd three weekly ranking was 1?
SELECT COUNT("Viewers") FROM table_26812 WHERE "BBC Three weekly ranking" = '1'
SELECT COUNT("Viewers") FROM "table_26812" WHERE "BBC Three weekly ranking" = '1'