Source: Nielsen [pdf]
Notes: The number of TV homes overall decreased by 1.7% year-over-year to roughly 113.8 million, per Nielsen’s estimate. While there was no change in the rankings of the top 10 markets, led by New York (7.4 million), Los Angeles (5.5 million) and Chicago (3.5 million), nine saw a decrease in TV homes from last year. Beyond the top 10, Phoenix (#11) and Detroit (#12) traded spots from last year, as did Tampa-St. Petersburg (#13) and Seattle (#14).
About the Data: The estimates are effective September 27, 2014 and are as of January 1, 2015.