How many attendances had the Detroit Lions as opponents?
CREATE TABLE table_name_11 (attendance INTEGER, opponent VARCHAR)
SELECT SUM(attendance) FROM table_name_11 WHERE opponent = "detroit lions"
### Context: CREATE TABLE table_name_11 (attendance INTEGER, opponent VARCHAR) ### Question: How many attendances had the Detroit Lions as opponents? ### Answer: SELECT SUM(attendance) FROM table_name_11 WHERE opponent = "detroit lions"