28.5% according to this article: http://www.fool.com/investing/general/2016/02/01/how-amazoncom-incs-cloud-business-is-doing-in-5-nu.aspx http://www.fool.com/in

28.5% according to this article: http://www.fool.com/investing/general/2016/02/01/how-amazoncom-incs-cloud-business-is-doing-in-5-nu.aspx http://www.fool.com/investing/general/2016/02/01/how-amazonc...