According to research firm Gartner, Apple's iPad is to continue its domination of the surging media tablet market for years, with Google playing catch-up, Reuters has reported. Apple's share of the market will gradually decline to 47% in 2015 from 69% this year, while Google's share will rise to 39% from 20% now. Gartner said it expects 70 million media tablets to be sold this year and 108 million in 2012, compared with just 17.6 million in 2010.