Delhiites have highest passion for radio listening, Mumbai is third

Radio Audience Measurement (RAM), a joint venture between Nielsen Media Research and IMRB International along with TAM Media Research, has released a comprehensive study on the radio penetration and viewership pattern of the four metros, including Delhi, Mumbai, Bangalore and especially Kolkata as it is the newest addition on the RAM radar.
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http://www.financialexpress.com/news/Delhiites-have-highest-passion-for-radio-listening-Mumbai-is-third/337158/