How many different brief descriptions are there for crashes with 0/161 fatalities?
CREATE TABLE table_229917_2 (brief_description VARCHAR, fatalities VARCHAR)
SELECT COUNT(brief_description) FROM table_229917_2 WHERE fatalities = "0/161"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_229917_2 (brief_description VARCHAR, fatalities VARCHAR) Question: How many different brief descriptions are there for crashes with 0/161 fatalities? [/INST] SELECT COUNT(brief_description) FROM table_229917_2 WHERE fatalities = "0/161" </s>