Nielsen//NetRatings claims 2.2 mln 12?17 year olds turned to the Internet for entertainment in December 2004. This represents 78% of all the 12-17 year olds online in the UK over this period. Music and online games sites attract the largest number of young adults within the entertainment category. In December 2004, almost 50% of all 12?17 year olds visited a music site, favouring Yahoo! Launch, and AOL music channel, as well as iTunes and MTV. The split of male to female is almost evenly matched in this age group at 52% to 48% respectively. This is different to later on in life, where men dominate with 60-70% of the overall audience, particularly in the 45+ age group.