Winnebagel Corp. currently sells 20,239 motor homes per year at $42,770 each, and 8,722 luxury motor coaches per year at $111,823 each. The company wants to introduce a new portable camper to fill out its product line; it hopes to sell 17,244 of these campers per year at $13,908 each. An independent consultant has determined that if Winnebagel introduces the new campers, it should boost the sales of its existing motor homes by 5,442 units per year, and reduce the sales of its motor coaches by 1,336 units per year. What is the amount to use as the annual sales figure when evaluating this project