What were the number of sales before 1991?
CREATE TABLE table_name_59 (sales VARCHAR, year INTEGER)
SELECT sales FROM table_name_59 WHERE year < 1991
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_59 (sales VARCHAR, year INTEGER) Question: What were the number of sales before 1991? [/INST] SELECT sales FROM table_name_59 WHERE year < 1991 </s>