Resuggested with better range.

PROOF

http://www.tf2outpost.com/trade/10831777 (sold 27)

http://www.tf2outpost.com/trade/10950816 (offer of 27 keys)

http://www.tf2outpost.com/trade/10884498 (1 bud 8 key offer, buds were around 22 keys back then, so it would be about 30 keys back then. He seemed to be very desperate to get the hat and offered quite a bit though)

http://www.tf2outpost.com/trade/10740653 (don't know exactly how much this sold for but he was offered pink summer hat + wrapped pink summer shades and sweets, coming in at around 22 keys)

http://www.tf2outpost.com/trade/9346876 (offer of 25 and 24 keys but it sold for black bills, 6 keys and 2 s.f.ubersaws)

9+6+4.5+4.5=24 Ill take 3 keys away for overpay, so around 21 keys