The pharmaceutical industry has done the most to increase mobile ad spending as of Q3 2013, according to data from Millennial Media based on campaigns run on its mobile network. But growth across industries was well over 100% as mobile ad spending overall grew substantially, according to eMarketer estimates. Millennial Media reported the pharma industry upped mobile ad spending by 744% in Q3 2013 compared to the same period a year earlier. Meanwhile, the news industry more than sextupled spending, while sports advertisers increased campaign spend by 411%.

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