The problem is, where to start? There's so many lists I could post.
iTunes on my iMac
This is my old computer, and the one I spend the most time on. It's also been the place recently where I have been listening to most of my music, to my complete dismay. If someone had told me a couple of years ago that I would listen to all my music compressed onto a hard-disc and played through just 2 tiny speakers I would have laughed at them quite a lot. Fortunately the reproduction quality of the iMac is excellent and the tiny speakers are very high quality.
In order to find out which tune I've listened to the most this year is probably impossible as 'playcount' doesn't record when something was listened to, that's what Last. …