The use of the Internet to watch full television episodes has tripled since 2006 among those aged 13-to-54, according to a new report from Knowledge Networks. Among Internet users 13-to-54 viewing complete TV show episodes via streaming or downloaded video has grown from 8 percent to 22 percent. For Internet users 18-to-34 viewing of complete TV show episodes via streaming or downloading has climbed from 12 percent to 30 percent.