Tablet Sales Doubled in 2011

U.S. consumer technology hardware and consumable sales fell one-half of a percent in 2011, ending the year at nearly $144 billion, according to the NPD Group.Nearly 60% of all sales in 2011 were driven by the top five categories: PCs, TVs, tablets/e-readers, mobile phones, and video game hardware, according to NPD's Retail and Consumer tracking services and Mobile Phone Track. PCs (notebooks and desktops) generated the most revenue with nearly $28 billion in sales, accounting for almost 20% of sales, but that figure was a decline of 3% from 2010. Tablets/e-readers nearly doubled sales to $15 billion in 2011.