Acme Company's production budget for August is 18,200 units and includes the following component unit costs: direct materials, $8.00; direct labor, $10.70; variable overhead, $6.70. Budgeted fixed overhead is $39,000. Actual production in August was 19,440 units. Actual unit component costs incurred during August include direct materials, $8.90; direct labor, $9.70; variable overhead, $7.50. Actual fixed overhead was $41,200. Required: Prepare a performance report, including each cost component. Note: Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero variance)