--'Stickiness' Index Measures Viewer Involvement-- PORTLAND, Ore., Dec. 7 /PRNewswire-FirstCall/ -- Rentrak Corporation (NASDAQ:RENT), a leader in multi-screen media measurement serving the entertainment and advertising industries, released the "Stickiness" Index for the week of November 23 through November 29, 2009. The "Stickiness" Index lists the top-25 "stickiest" 30-minute, 60-minute and 120-minute primetime programs based on proprietary information derived from Rentrak's TV Essentials service which tracks anonymous set-top-box viewing information. The "Stickiness" Index is based on the average percentage of the program viewed, divided by the average percentage viewed for all series of that duration during Monday-Saturday primetime (8pm-11pm) and Sunday primetime (7pm-11pm). Programs with the most engaged viewers will have higher "stickiness" indexes. Week of 11/23/2009 - 11/29/2009: Index Rating Rank Rank Series Network Index 1 3 Dancing With the Stars ABC 183 2 52 2009 Soul Train Music Awards BET 182 3 371 Futbol de Mexico TELF-B 175 4 8 NCIS CBS 173 5 23 Criminal Minds CBS 164 6 131 Sortilegio UNIV-B 164 7 10 NCIS: Los Angeles CBS 161 8 24 A Dog Named Christmas CBS 161 9 21 The Good Wife CBS 157 10 162 En nombre del amor UNIV-B 157 11 9 Desperate Housewives ABC 154 12 176 Comfort and Joy LIFE 153 13 16 CSI: Miami CBS 152 14 130 The Most Wonderful Time of the Year HALL 152 15 27 House FOX 150 16 25 CSI: NY CBS 150 17 110 Wow Wow Wubbzy NICKJR 149 18 88 Sons of Anarchy FX 148 19 12 Brothers and Sisters ABC 148 20 197 Home by Christmas LIFE 148 21 98 White Collar USA 146 22 171 The National Tree HALL 145 23 97 NCIS USA 141 24 63 Big Time Rush NICK 140 25 28 The Biggest Loser 8: Second Chances NBC 140 The "Stickiness" Index is the average percentage of the program viewed, divided by the average percentage viewed for all programs of that duration (i.e. 30 min, 60 min, or 120 min). Monday-Saturday primetime (8pm-11pm) and Sunday primetime (7pm-8pm) programs, includes roll up of air times. Excludes local programming and all premium non ad-supported channels. About TV Essentials Rentrak's TV Essentials is a comprehensive suite of research tools that enable customers to analyze anonymous audience viewing of programming and advertising across VOD, DVR, interactive and linear television. Utilizing proprietary technology to process massive amounts of click-stream data, the TV Essentials system is able to aggregate and report second-by-second information from millions of digital set-top boxes. The system can isolate individual market, network, series, or telecast performance, administer national and local estimates, and provide an evaluation of influencing factors such as psychographics and demographics. About Rentrak Corporation Rentrak Corporation is an industry-advancing media measurement and research company, serving the most recognizable names in the entertainment industry. Reaching across numerous platforms including box office, home entertainment, on-demand and linear television, broadband and mobile, Rentrak provides unique and actionable insight for our clients and partners. From the introduction of our revolutionary Pay-Per-Transaction® distribution and revenue-sharing system, which equipped Rentrak with the intelligence and ability to deal with large, complex data streams, to the company's exclusive Essentials(TM) suite of services, Rentrak has redefined digital audience measurement. Rentrak is headquartered in Portland, Oregon, with additional offices in Los Angeles, New York City and Miami/ Ft. Lauderdale. For more information on any of Rentrak's services, please visit http://www.rentrak.com/. Contacts: Rogers & Cowan for Rentrak Corporation Sallie Olmsted Amanda Bartz (310) 854-8124 (310) 854-8151 DATASOURCE: Rentrak Corporation CONTACT: Sallie Olmsted, +1-310-854-8124, , or Amanda Bartz, +1-310-854-8151, , both of of Rogers & Cowan for Rentrak Corporation Web Site: http://www.rentrak.com/

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