CREATE TABLE table_51935 ("Club" TEXT, "Sport" TEXT, "League" TEXT, "Venue" TEXT, "Established" FLOAT, "Championships" FLOAT)

How many championships did the team or teams established in 1976 win?
SELECT SUM("Championships") FROM table_51935 WHERE "Established" = '1976'
SELECT SUM("Championships") FROM "table_51935" WHERE "Established" = '1976'