Infonetics Research's report "Fixed and Mobile Subscribers" indicates that mobile broadband subscriber numbers surpassed those of wireline broadband in 2010 (558 million vs. 500 million). Infonetics forecasts the number of mobile phone subscribers to grow to 6.4 billion in 2015. The number of cellular mobile broadband subscribers jumped almost 60% in 2010 to 558 million worldwide and is expected to top 2 billion by 2015.