Chetan Sharma Consulting has published its Q1 2010 update on the US wireless data market. It says mobile data service revenue was up 5% on the previous quarter and 22% year-on-year, exceeding exceed $12.5 billion (around £8.6 billion) and on track to hit $54 billion for the year.
In addition, it notes that Verizon Wireless has overtaken NTT DoCoMo to become the world's biggest mobile data operator by data revenues.