Allot Communications' "H1 2011 Allot MobileTrends Report" indicates that mobile data bandwidth usage continued its steady rise with 77% growth during the first half (H1) of 2011 based on data collected from Allot's worldwide mobile operator customers.The report indicated that video streaming continued to show significant growth with a 93% increase and remains the single largest application taking up bandwidth, accounting for 39% of mobile bandwidth. Although having limited impact on the total bandwidth, VoIP and IM have gained share to become the fastest growing application type with a 101% increase. This data is in line with the declining SMS/MMS revenue experienced by operators.