by Frank Macek The number of television households continues to decline for Ohio's largest television markets, according to the latest Nielsen Market Universe Estimates for the 2011-2012 survey period. Ohio's largest television market, Cleveland/Akron/Canton, will lose 12,030 households from 2011 and 2012. However, the market will hold its rank as the 18th largest U.S. into next year. The only positive increases in the state were in Columbus and Youngstown. Columbus will move up from 34th to 32nd largest U.S. market with an increase of 16,730 TV households. Meanwhile, Youngstown adds one market size from 111th to 110th, but will still lose 4,300 households. It was bad news for all other rated markets in Ohio including in Cincinnati which falls from 33rd to 35th largest TV market in the country with a loss of 27,740 TV households. Dayton falls one slot from 62nd to 63rd (-33,430 households), Toledo slips 4 slots from 70th to 74th (19,320 households) and Lima...