That statcounter link was the closest I could find to something at least attempting to provide an accurate answer to the question, and the specific link was to desktop operating system usage in Spain, in this case.
As to the source itself, it seems trustworthy, especially when they share their statistics with a #CreativeCommons license: http://gs.statcounter.com/about
"I am a patient boy" is the sentiment, and there's a #ListeningTo link for that: https://invidio.us/watch?v=SGJFWirQ3ks