The following standards for variable manufacturing overhead have been established for a company that makes only one product:

Standard hours per unit of output	4.0 hours
Standard variable overhead rate	$12.00 per hour

The following data pertain to operations for the last month:

Actual hours	2,630 hours
Actual total variable overhead cost	$31,330
Actual output	500 units

What was the variable overhead spending variance for the month?