The fourth series proved yet again to be a ratings winner. The first episode peaked at 10.7 million viewers, with an average of 9.5 million viewers (45% share), according to unofficial overnight ratings. This was 2.5 million viewers higher than last year's launch, and higher than the series finale of both series 1 and series 2. Moreover, 60% of 16- to 34-year-olds tuned in that night. "The Xtra Factor" on ITV2 also performed well on its launch night, with an overnight figure of 1.2 million viewers watching the episode – 500,000 more than for the 2006 launch.