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"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_24463470_1 (setting VARCHAR, unlocked_by VARCHAR) Question: How many instances is the unlocked n/a? [/INST] SELECT COUNT(setting) FROM table_24463470_1 WHERE unlocked_by = "N/A" </s>