UAE-based operator du reported first quarter revenue of AED2.4 billion (US$653 million), up 20.1 percent compared to the same quarter a year previously, and net profit before royalty of AED666 million, up 61.8 percent on Q1 2011. Mobile revenue increased by 21.8 percent to AED1.9 billion, while mobile data revenue more than doubled to make up 15.5 percent of total mobile revenue.