1 of 2. None have been on the market for quite a long time.

Overpay is applied. All values are changed according to inflation/price changes/etc.

Most of the sales were around November 2012:

Buds were ~26 keys at the time, or ~$32 (keys being at ~$1.20 back then)

http://www.tf2outpost.com/trade/5696343

Offered:

Misty Skull Attendant, ~5.9 buds, priced at ~6.6 buds at the time. value after inflation is ~7.8 buds - outlier

Stormy Anger, ~3.2 buds, ~4.2 buds at the time, ~4.9 buds after inflation adjustment.

Blizzard Anger, ~2.5 buds, ~4.1 buds at the time, ~4.8 buds adjusted.

Lantern Capotain, ~1.8 buds, ~2 buds at the time, ~2.4 buds adjusted, V. Luger, SF Knife and Kringle Collection. Items were ~34 keys, ~1.3 buds at the time. Offer is ~3.7 buds

According to comments on http://www.tf2outpost.com/trade/5232327 , they added a Flies Pot (~1.7 adjusted) and $20 (~16 keys) for a Lantern Softcap (~7.4 buds)

~5.1 buds.

http://www.tf2outpost.com/trade/6140009

Offered:

Blizzard Beak, ~4.2 buds

Blizzard Fez , ~2.8, + 2 buds

Eerie O. FIre Little Buddy, ~3.2, + 1 bud

C. Heart Stash, ~5.1

Misty Skull Otolaryngologist's Mirror, ~5.4

According to comments and history on http://www.tf2outpost.com/trade/6657747 , it was sold for a Stormy Bonk Boy, ~6.1 buds, and a (level 100) Nuts German Gonzilla, ~15 keys.

~6.7 buds

http://www.tf2outpost.com/trade/6662108

Was sold for a Cloudy Moon Pith Helmet, ~5.4 buds.

Offer was here http://www.tf2outpost.com/trade/6716884

Later sales are unknown (was brokered twice), and it ended up in a collector's hands (has been there for ~3 months)