• by Jack Loechner , Staff Writer @mp_research, May 11, 2003

Ages 18 to 54 with Two Thirds Men Internet Radio Listeners

LAUNCH, the music destination on Yahoo! ranked as the number one Internet Broadcast Network with 3,040,830 hours of Total Time Spent Listening (TTSL) for the week of April 14, according to Arbitron's Internet Broadcast Ratings. Live365 was ranked the number two Internet Broadcast Network with 2,847,013 hours of TTSL, the sum total of hours tuned by listeners to a given station or network. Chaincast/StreamAudio was ranked number three with 1,474,969 hours of TTSL. MUSICMATCH Artist Match was ranked the top Internet radio station with 257,699 hours of TTSL. Virgin Radio was ranked number two with 214,424 hours of TTSL. WQXR was ranked number three with 206,557 hours of TTSL.

Demographic Highlights for the Week of April 14 - April 20

• The peak listening day was Thursday, April 17, with 19 percent of the week's online listening.
• 76 percent of weekly online listening took place between 5 a.m. and 5 p.m. Pacific time.
• 13 percent of the week's total listening took place during the weekend.
• 85 percent of the measured listeners were between the ages of 18 and 54.
• 69 percent of listeners were men; 31 percent were women.
• In the U.S., 34 percent of listeners resided in the South; 28 percent in the West; 19 percent in the Northeast; and 19 percent in the Midwest.

Top 10 Internet Broadcast Networks (April 14 - April 20)

Rank	Company	TTSL	CUME
1	LAUNCH	3,040,830	656,006
2	Live365.com	2,847,013	538,881
3	Chaincast/StreamAudio	1,474,969	198,631
4	MUSICMATCH	1,140,590	345,100
5	Warp Radio	753,530	135,434
6	StreamGuys	494,911	152,665
7	Moontaxi	469,785	70,270
8	SurferNETWORK	430,382	44,944
9	Virgin Radio	351,247	70,539
10	ABC Radio Network	335,865	62,068

Arbitron Internet Broadcast Weekly Top 10 (April 14 - April 20)

	Station		Format	URL	Cume Persons
1	MusicMatch Artist Match	(Internet-only)	Miscellaneous	www.musicmatch.com	112,104
2	Virgin Radio/1215 AM & 105.8 FM	(London)	Hot Adult Contemporary	www.virginradio.co.uk	50,188
3	WQXR-FM/96.3	(New York)	Classical	www.wqxr.com	31,135
4	WLS-AM/890	(Chicago)	News / Talk	www.wlsam.com	29,079
5	Beethoven.com	(Internet-only)	Classical	www.beethoven.com	24,531
6	MUSICMATCH Top Hits	(Internet-only)	CHR / Top 40	www.musicmatch.com	75,757
7	JazzFM/102.2 FM & 100.4 FM	(London)	Jazz	www.jazzfm.com	20,890
8	MUSICMATCH Artist On Demand	(Internet-only)	Miscellaneous	www.musicmatch.com	49,604
9	The Sean Hannity Show	(Internet Only)	News/Talk	www.hannity.com	24,741
10	KPLU-FM/88.5	(Tacoma)	Jazz	www.kplu.org	26,675

Notes: 1. TTSL (Total Time Spent Listening), sometimes referred to as Aggregate Tuning Hours (ATH), is the total number of hours tuned to a given station or network in the reported time period. 2. Cume Persons is an estimate of the total number of unique listeners who had one or more listening sessions lasting five minutes or longer during the reported time period.