Proof below (4 sales). Overpay is applied.

8 month-old price.

Prices used are of time of sale.

1st sale:

http://www.tf2outpost.com/trade/14537270 sold for smoking private eye=1.1 buds

2nd sale:

http://www.tf2outpost.com/trade/14389389 sold for 20 keys+ sweets=21 keys+, =~1 bud

3rd sale:

http://www.tf2outpost.com/trade/13956456 sold for 23 keys=~1.1 buds

4th sale:

http://www.tf2outpost.com/trade/14161442 sold for of l'inspecteur+2 keys=~1 bud

Current trades:

http://www.tf2outpost.com/trade/14594093 b/o of 1.2 buds, young trade with no offers

http://www.tf2outpost.com/trade/14507957 selling for cash

Low end is from 2 sales at 1 bud, high end is at 1.1 buds from the other 2 sales. 1 b/o is at 1.2 buds, which is out of the suggested range.