Which type of policy is most frequently used? Give me the policy type code.
CREATE TABLE policies (policy_type_code VARCHAR)
SELECT TOP 1 policy_type_code FROM policies GROUP BY policy_type_code ORDER BY COUNT(*) DESC
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE policies (policy_type_code VARCHAR) Question: Which type of policy is most frequently used? Give me the policy type code. [/INST] SELECT TOP 1 policy_type_code FROM policies GROUP BY policy_type_code ORDER BY COUNT(*) DESC </s>