http://www.tf2outpost.com/trade/5457011 link 1

Trade:Haunted Ghosts Killer's Kabuto for~ 4 buds + Searing Plasma Killer's Kabuto(2.5-3.2~3 buds)(2 months ago)

Price~ 7 buds.Buyer-[BONG] Future Sandwich.

Backpack buyer-before the transaction:http://www.tf2items.com/id/frankiethechosennegativeone?time=1351558320

The best: sold~7 buds not pure

http://www.tf2outpost.com/trade/7103319 link 2

Offer:-6 buds pure(rawnun)

The best:~6 buds

http://www.tf2outpost.com/trade/6951333 link 3

Offer:-Flaming Lantern Your Worst Nightmare(3.1-4~3.55 buds)+2(white,black)bills(20 keys~0.75 buds)+sweets~4.4 buds(1 month ago)

-Misty Skull Master's Yellow Belt(6.9-8.6~7.8 buds)(1 month ago)

-Flaming Lantern Backwards Ballcap(5.8-7.4~6.6 buds)+bud~7.6 buds(1 month ago)

-Cloudy Moon Officers Ushanka(5.4-6.9~6.2 buds)(1 week ago)

The best:~7.8 buds not pure

http://www.tf2outpost.com/trade/6278402 link 4

Offers:-Knifestorm Liquidator's Lid(5.6-6.2~5.9 buds)(2 months ago)

-Harvest Moon Big Chief(No price set,B/O-9 buds)(2 months ago)

-Cloudy Moon Hound Dog(5.8-7.4~6.6 buds)(1 month ago)

-Sunbeams Honcho's Headgear(8-10.2~9.1 buds)-1 bud~8.1 buds(1 month ago)

-Orbiting Fire Team Captain(8.9-10.3~9.6 buds)-3 buds~6.6 buds(1 month ago)

-Sunbeams Pyromancer's Mask(5.9-6.8~6.4 buds)(1 month ago)

-Harvest Moon Trophy Belt( No price set)(3 weeks ago)

-Flaming Lantern Private Eye(4.2-5.2~4.5 buds)(1 week ago)

-Haunted Ghosts Charmer's Chapeau(4.8-6.1~5.5 buds)(6 days ago)

The best:~8.1 buds not pure

TOTAL:I found one sold hat(price~7 buds not pure).Best offers~ 8.1 buds not pure.I'll take the lower price limit-6.5 buds pure(price correction link 1-not pure),the upper price limit-7.5 buds pure(price correction link 4-not pure)