A machine distributor sells two models, basic and deluxe. The following information relates to its master budget.

	Basic			Deluxe
Sales (units)		9,400			3,400
Sales price per unit	$	10,800		$	14,800
Variable costs per unit	$	7,800		$	10,400

Actual sales were 4,200 basic models and 5,600 deluxe models. The actual sales prices were the same as the budgeted sales prices for both models. What is the sales activity variance for the basic model?