Swifty Company uses a flexible budget for manufacturing overhead based on direct labor hours, Budgeted variable manufacturing overhead costs per direct labor hour are as follows. Budgeted fixed overhead costs per month are Supervision $4,880, Depreciation $1,464, and Property Taxes $976. The company believes it will normally operate in a range of 8,540 - 12,200 direct labor hours per month. Prepare a monthly manufacturing overhead flexible budget for 2022 for the expected range of activity, using increments of 1,220 direct labor hours. (List variable costs before fixed costs.)