Product DGH has a monthly demand of 5,000 units. Its contribution margin is $18 per unit and $36 per direct labor hour. Product RBG has a monthly demand of 4,000 units. It's contribution margin is $15 per unit and $60 per direct labor hour. If the company only has 1,500 direct labor hours available, the company should produce _______________ units of Product DGH _____________ and units of Product RBG.