Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_12 (year INTEGER, team VARCHAR, wins VARCHAR)
### Question:
When is the earliest year associated with team norton and 0 wins?
### Answer:
SELECT MIN(year) FROM table_name_12 WHERE team = "norton" AND wins < 0