Appoline Juices budgeted sales of 87,000 units of Grape, assuming that the company would have 30 percent of 290,000 units sold in a particular market. The actual results were 78,000 units sold by Appoline, which represented a 26 percent share of the total market. The budgeted contribution margin is $11 per unit.

Required

Compute the sales activity variance, and break it down into market share variance and the industry volume variance.