http://www.tf2outpost.com/trade/24992932 - Sold Aces Muffs + DP Antlers (4.45 buds) for Miami KE (8.5 buds - 4 months) + 6 keys

= 3.7 buds for the Muffs.

http://www.tf2outpost.com/trade/24955595 - Sold for Flies Waxy (1.75 buds - 11 months) + C9 Norman (1.75 buds) = 3.1 buds

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He sold his Waxy for TF Brim (1.8 buds) http://www.tf2outpost.com/trade/25096275 so its price is not horribly out of range

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http://www.tf2outpost.com/trade/24560614 - Sold DBD Cosa (3 buds) for Aces Muffs

http://www.tf2outpost.com/trade/24388832 - Sold for DBD Slug (2.4–2.7 buds http://backpack.tf/vote/id/54cf904fb98d88c17a8b49ca) = outlier

http://www.tf2outpost.com/trade/24431382 - Sold for C9 Headwarmer (3.75 buds) = 3.4 buds

http://www.tf2outpost.com/trade/25010985 - b/o 3.5 buds

http://www.tf2outpost.com/trade/24824049 - Sold for Stormy Storm Exec (3.2 buds) = 2.9 buds

There you go.