Telemundo announced it is on track to deliver its best performance ever in the month of May across all key demographics, including total viewers (Persons 2+), Adults 18-49 and Adults 18-34, according to Nielsen Media Research.Additionally, with the record-breaking success of La Reina del Sur, Telemundo leads all other Spanish-language networks as the fastest growing network among Adults 18-49 in May with a 31% share among Spanish-language networks (defined as Telemundo, TeleFutura and Univisión), during Monday through Friday prime (7-11pm).Telemundo is averaging 1,565,000 total viewers (Persons 2+) and 918,000 Adults 18-49, up +41% year-over-year (652,000), making it the fastest growing network during May among adults 18-49, regardless of language.Telemundo is also averaging 500,000 Adults 18-34 during May 2011. Univision is facing its fourth consecutive May period with a year-over-year decline during Monday through Friday prime (7-11pm) among Adults 18-49 (-10%), and TeleFutura is delivering its weakest May performance among Adults 18-49 since it was first measured in 2002 (-59% vs. May 2010). Telemundos Monday through Friday prime delivery among Adults 18-49 in May 2011 is +241% higher than TeleFuturas (918,000 vs. 269,000).Season-to-date, Telemundo is averaging over 1.2 million total viewers (Persons 2+) during Monday through Friday prime (7-11pm), an increase of +16% over last season (1,056,000). Based on absolute change in audience delivery compared to last season, Telemundo is the fastest growing Spanish-language network and is growing faster than ABC, CBS, NBC, Fox and CW in the 2010-2011 season.