A machine can be purchased for $180,000 and used for five years, yielding the following net incomes. In projecting net incomes, straight-line depreciation is applied, using a five-year life and a zero salvage value.

Year 1

Year 2

Year 3

Year 4

Year 5

Net income

$

12,100

$

30,100

$

69,000

$

45,300

$

120,400

Year	Net Income	Depreciation	Net Cash Flow	Cummulative Cash Flow
0			(180,000)	(180,000)
1	12,100
2	30,100
3	69,000
4	45,300
5	120,400

Payback Period:

Compute the machines payback period (ignore taxes). (Round your intermediate calculations to 3 decimal places and round payback period answer to 3 decimal places.)