YO!

http://www.tf2outpost.com/trade/19759283 - Sold for Nuts & Bolts Bonk Boy + Scorching Toe + 1 bud + 4 keys but added Australium Axtinguisher (1.8+2.1+1+0.3-0.8=4.3 buds, offered)

http://www.tf2outpost.com/trade/19674964 - Bought for Vintage Swarm, along with DP Stahlhelm + Australium Axtinguisher (3.2 buds, offered)

http://www.tf2outpost.com/trade/19959662 - Sold for Eerie Company Man (4.4 buds) [Offer Value: 4 buds]

http://www.tf2outpost.com/trade/19977522 - Sold for Disco Beat Down Front Runner, along with Purple Energy Nappers (4.4 buds) [Offer Value: 4 buds]

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Called 3.2 an outlier because the rest of the sales are higher and valued it at higher.