At Dive Shop Inc, regular customers place about 3.7 orders per year. These orders average $91 in retail value, and contribution margin percent is typically 45%. Acquiring a new customer costs Dive Shop about $128, and Dive Shop also spends $35 per customer per year on contests, deals, and communications to keep them coming back. Dive Shop's retention rate is 85%, and the corporate discount rate is 12%. Calculate the net present value of 1 regular customer at Dive Shop. Rounding: penny. Remember, the answer may be negative