Bonnie Company has a direct labor standard of 23 hours per unit of output. Each employee has a standard wage rate of $18.00 per hour. The standard variable overhead rate is $14.00 per hour. During March, employees worked 13,500 hours. The direct labor rate variance was $9,970 favorable, the variable overhead rate variance was $13,900 unfavorable, and the direct labor efficiency variance was $16,200 unfavorable. What is the actual variable overhead?