Cullumber Bucket Co., a manufacturer of rain barrels, had the following data for 2019.

Sales		2,530	units
Sales price		$60	per unit
Variable costs		$42	per unit
Fixed costs		$22,770

If the company wishes to increase its total dollar contribution margin by 30% in 2020, by how much will it need to increase its sales if selling price per unit, variable price per unit and total fixed costs remain constant?

Total increase in sales required:

$