I don't think the year-end charts will be out on a Sunday. They probably will be out by next Thursday or Friday.
The last 2 years Dec. 9th was Thursday (2010) and Friday (2011).
2008: Dec 12th (Friday)
2009: Dec 11th (year-end and decade end charts) (Friday)
Is this the highest selling song (digital era) to not peak in the upper reaches of the hot 100?
Actually i don't remember seeing it above 80's for it's entire run.
PS. Does someone can tell me is 'I Knew You Were Trouble' available on streaming yet? I remember label told that they will not put full album available for steaming, but will allow singles there. Charts in billboard.biz is no longer available for free and i don't see song in top 40 on billboard site.