CREATE TABLE table_11566 ("Title" TEXT, "Rating" FLOAT, "Share" FLOAT, "18-49  ( Rating/Share ) " TEXT, "Total viewers" FLOAT)

When the shares were less than 8, how many total viewers were there?
SELECT "Total viewers" FROM table_11566 WHERE "Share" < '8'
SELECT "Total viewers" FROM "table_11566" WHERE "Share" < '8'