Proof below. Overpay calculated

Sales

http://www.tf2outpost.com/trade/13945825 - 16 keys + Macho Mann = 18 keys

http://www.tf2outpost.com/trade/13503068 - 15 + Cloaked Spies (?) = 15 keys

http://www.tf2outpost.com/trade/14213572 - BMOC (I dont think he added) = 14 keys

Side note: Using price ~1 week ago

http://www.tf2outpost.com/trade/13562583 ---> http://www.tf2outpost.com/trade/13731625 - Bubbling Stove Pipe = 16 keys

http://www.tf2outpost.com/trade/14089509 ---> http://www.tf2outpost.com/trade/14114675 - Planets Tricorne = 15 keys

Conclusion

1 year old price thats accurate? Wat

Help / Constructive Criticism / Additional Proof / Counter-Proof is ALWAYS welcome! >;3