Ataxia Fitness Center is considering an investment in some additional weight training equipment. The equipment has an estimated useful life of 8 years with no salvage value at the end of the 8 years. Ataxia's internal rate of return on this equipment is 10%. Ataxia's discount rate is also 10%. The payback period on this equipment is closest to (Ignore income taxes.):

Click here to view Exhibit 13B-1 and Exhibit 13B-2, to determine the appropriate discount factor(s) using the tables provided.