How many instances is the unlocked n/a?
CREATE TABLE table_24463470_1 (setting VARCHAR, unlocked_by VARCHAR)
SELECT COUNT(setting) FROM table_24463470_1 WHERE unlocked_by = "N/A"
### Context: CREATE TABLE table_24463470_1 (setting VARCHAR, unlocked_by VARCHAR) ### Question: How many instances is the unlocked n/a? ### Answer: SELECT COUNT(setting) FROM table_24463470_1 WHERE unlocked_by = "N/A"