The table below shows the closing monthly stock prices for IBM and Amazon. Calculate the simple three-month moving average for each month for both companies. (Input all amounts as positive values. Do not round intermediate calculations. Round your answers to 2 decimal places.)

	IBM				AMZN
January	$	178.04		$	620.66
February		178.89			628.52
March		197.77			567.02
April		214.43			549.70
May		189.97			499.90
June		210.93			489.58
July		241.14			607.89
August		198.01			534.66
September		222.95			511.40
October		215.19			606.78
November		198.59			587.21
December		177.02			661.30

184.9	605.4
197.03	581.7467
200.7233	538.8733
205.11	513.06
214.0133	532.4567
216.6933	544.0433
220.7	551.3167
212.05	550.9467
212.2433	568.4633
196.9333	618.43