Proof below. Overpay calculated

Sales

http://www.tf2outpost.com/trade/13128553 - 27 keys = 1.3 buds

Side note: This was when buds were 21.5-22 keys

B/O's

http://www.tf2outpost.com/trade/13743919 - 1.5 buds

http://www.tf2outpost.com/trade/14411041 - 1.5 buds

http://www.tf2outpost.com/trade/14830152 - 1.5 buds

http://www.tf2outpost.com/trade/13538649 - 1.5 buds

Conclusion

1 year old price, this is the most recent sale I could find, unfortunately, and since there are multiple on the market, it needs a range, so Im lowering the high-end by these B/O's. Vote accordingly ^.^

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