Apple's (AAPL) iTunes store dominates the U.S. digital music market with 69% share, NPD Group says.

So who are the also-rans? Amazon (AMZN) is a distant second place with 7.6% share. After that, no one else has more than 4%. (Note that subscription services are not included in these stats.)

Follow the Chart Of The Day on Twitter: www.twitter.com/chartoftheday

Get This Delivered To Your Inbox

You can get this dropped in your inbox every afternoon as The Chart Of The Day. It's a simple. It's convenient. It's free. All we need is your email address (though we'd love your name and state, too, if you're willing to share it). Sign up below!