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_17288825_10 (high_points VARCHAR, location_attendance VARCHAR)
### Question:
How many different items appear in the high points column when the location attendance was US Airways Center 18,422?
### Answer:
SELECT COUNT(high_points) FROM table_17288825_10 WHERE location_attendance = "US Airways Center 18,422"