Sinclair Company's single product has a selling price of $25 per unit. Last year the company reported a profit of $20,000 and variable expenses totaling $180,000. The product has a 40% contribution margin ratio. Because of competition, Sinclair Company will be forced in the current year to reduce its selling price by $2 per unit. How many units must be sold in the current year to earn the same profit as was earned last year?