Amazon Prime sign ups help its revenues surge 22%

Amazon sales have rocketed year over year by 22% to hit $43.7bn during the final quarter of 2016, with net sales income for the full year also experiencing a remarkable increase hitting $136bn, with chief executive Jeff Bezos crediting the success to its Amazon Prime offering. 
“Prime members can now choose from over 50 million items with free two-day shipping — up 73% since 2015. Prime Video is now available in more than 200 countries and territories. Prime Now added 18 ne