86% of American students who have an MP3 player own an iPod

"92 percent of students said they currently own a digital media player, up from 87 percent a year ago. Of these students, a resounding 86 percent reported owning an Apple-branded iPod, an increase of 2 percent from the same survey conducted in the fall of last year."
Source: Piper Jaffray's 17th bi-annual teen survey, cited in AppleInsider, 8th April 2009. Piper Jaffray surveyed 600 students with an average age of 16.3 years, with a 54:46 male:female split.

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