CREATE TABLE table_43946 ("Round" FLOAT, "Pick" FLOAT, "Overall" FLOAT, "Name" CLOB, "Position" CLOB, "College" CLOB)

Which Overall has a College of michigan state, a Position of fb, and a Round larger than 8?
SELECT SUM("Overall") FROM table_43946 WHERE "College" = 'michigan state' AND "Position" = 'fb' AND "Round" > '8'
SELECT SUM("Overall") FROM "table_43946" WHERE "College" = 'michigan state' AND "Position" = 'fb' AND "Round" > '8'