(Telecompaper) Amazon.com saw its net sales for its fourth quarter to 31 December increase 22 percent year-on-year to USD 35.7 billion. Net income more than doubled to USD 482 million in the fourth quarter, or USD 1.00 per diluted share, compared with net income of USD 214 million, or USD 0.45 per diluted share, in fourth quarter 2014. The company expects net sales in Q1 2016 to be between USD 26.5 billion and USD 29.0 billion, or to grow between 17 percent and 28 percent compared with first quarter 2015.