The Big Three cellular operators all lost subscribers in the first quarter of 2012, according to research firm AC&M, Interfax reported. MTS lost 0.83 percent of its subscribers, dropping to 69.37 million; VimpelCom lost 2.8 percent, to 55.62 million; while MegaFon lost only 0.002 percent, dropping to 61.63 million.
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