BBC News provides some statistics on the state of online music market The International Federation of the Phonographic Industry (IFPI) said legal music downloads rose by 900% in 2004. Apple has an 87% share of the market for portable digital music players, NPD Group has reported. TNS found that illegal downloaders have cost the music industry 654 mln British pounds in lost sales. Half of those questioned said that they would keep downloading illegally. 34% said they were unsure, and 15% said they would switch to legal sites.