In what week(s) did the Broncos go up against the Cleveland Browns?
CREATE TABLE table_name_99 (week INTEGER, opponent VARCHAR)
SELECT SUM(week) FROM table_name_99 WHERE opponent = "cleveland browns"
### Context: CREATE TABLE table_name_99 (week INTEGER, opponent VARCHAR) ### Question: In what week(s) did the Broncos go up against the Cleveland Browns? ### Answer: SELECT SUM(week) FROM table_name_99 WHERE opponent = "cleveland browns"