Name the number of assists for 321 minutes 
CREATE TABLE table_23184448_4 (assists VARCHAR, minutes VARCHAR)
SELECT COUNT(assists) FROM table_23184448_4 WHERE minutes = 321
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23184448_4 (assists VARCHAR, minutes VARCHAR) Question: Name the number of assists for 321 minutes  [/INST] SELECT COUNT(assists) FROM table_23184448_4 WHERE minutes = 321 </s>