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_21991074_1 (pts_agst VARCHAR, points VARCHAR)
### Question:
For the team with 7 points, how many points were scored against this season?
### Answer:
SELECT COUNT(pts_agst) FROM table_21991074_1 WHERE points = 7