Bit old.

Sale 1: Sold for Sunbeams Festivizer[65 keys via mini]

http://www.tf2outpost.com/trade/27682439 b/o was 60 keys

http://backpack.tf/profiles/76561198064115286/#!/compare/1456041600/1457078400

b/o was 60, capping it there.

Sale 2: Sold for Circling Heart Doctor's Sack[27 keys via mini]

http://backpack.tf/profiles/76561198060004611/#!/compare/1458457200/1458630000

Mini on Festivizer:

http://backpack.tf/vote/id/56f6cd8586674774a609ff9c

Mini on Sack:

Sold for duped Circling Heart Snaggletooth[27 keys via mini]

http://backpack.tf/profiles/76561198060004611/#!/compare/1458630000/1458950400

Mini on Snaggletooth:

Seller at 27 keys http://puu.sh/nUSYt/b5a7d21cd7.png

http://www.tf2outpost.com/trade/27682439

There's been an offer of 32 keys, which makes 27 an outlier.

So I have a sale at 27 and 60, judging by the offer of 32 keys, 27 is an outlier, making this 60 keys flat.