MUMBAI: Radio reaches 233 million listeners in the US over the course of the week, according to Radar 95 December 2007 radio listening estimates.

The number has increased from one year ago period of Radar 91 estimates. The 7,200+ Radar Network-affiliated stations reach 82 per cent of all people aged 12 and over.

Radar Network reach 84 per cent of 18-34 year-old adults and 84 per cent of 25-54 year-old adults. It also reaches 84 per cent of 18-49 year-old adults.

Radar is the standard currency for US network radio ratings, measuring 56 individual radio networks.

These networks are operated by ABC Radio Networks, American Urban Radio Networks, Crystal Media Networks, Dial Global Inc., Jones MediaAmerica Inc., Premiere Radio Networks and Westwood One Radio Networks.

The report states 95 per cent of adults (18-49 years) with a college degree and an annual household income of $50,000 or above, tune into radio over the course of a week. The Radar Network affiliates (which account for over 50 per cent of all radio stations) reach 86 per cent of the demographic.

While the trend in radio shows fewer young listeners, network radio reaches the elusive and media multi-task teens (12-17 years). While overall, Radar networks reach 82 per cent of all radio listeners (12+ years), these same networks reach 84 per cent of teen listeners (12-17 years).

The diversity of formats in radio attracts advertiser-coveted demographics in both black non-Hispanic and Hispanic persons.

94 per cent of black non-Hispanic persons and 95 per cent of Hispanic persons, age 12 and older tune into radio over the course of a week.