Behring Corporation applies manufacturing overhead to products on the basis of standard machine-hours. Budgeted and actual fixed manufacturing overhead costs for the most recent month appear below: The company based its original budget on 3,200 machine-hours. The company actually worked 3,170 machine-hours during the month. The standard hours allowed for the actual output of the month totaled 3,250 machine-hours. What was the overall fixed manufacturing overhead volume variance for the month