Least this one's short.

Sale #1: 30 keys,

http://www.tf2outpost.com/trade/27903448 - Sold for Pure

http://backpack.tf/profiles/76561197995915986#!/compare/1460332800/1460419200 (Seller)

http://backpack.tf/profiles/76561198021013907#!/compare/1460246400/1460419200 (Buyer)

Only 30 keys were used in the trade, I checked each key history to make sure.

Maybe 30 shouldn't have been considered an outlier last time this was updated after-all.

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No other traceable sales found. No current sellers.

Suggesting at 30 flat, and as always feedback is appreciated.