Fallon Company uses flexible budgets to control its selling expenses. Monthly sales are expected to range from $166,400 to $201,500. Variable costs and their percentage relationship to sales are sales commissions 7%, advertising 6%, travel 4%, and delivery 1%. Fixed selling expenses will consist of sales salaries $34,900, depreciation on delivery equipment $6,600, and insurance on delivery equipment $1,700. Prepare a monthly selling expense flexible budget for each $11,700 increment of sales within the relevant range for the year ending December 31, 2020.