Obligatory suggestion song: http://www.youtube.com/watch?v=A_sY2rjxq6M

6 months old price

http://www.tf2outpost.com/trade/14163455 - B/O 6 buds

http://www.tf2outpost.com/trade/14067732

Offer of Phos Fruit Shoot (2.6–3.3 buds) + Beams Bonk Helm (3–3.5 buds) = 5.6-6.8 buds

Sold for Miami Nights Voodoo (unpriced) + 1 bud

Before http://backpack.tf/id/76561197996935049?time=1378191600

After http://backpack.tf/id/76561197996935049?time=1378278000

http://www.tf2outpost.com/trade/13840326

Sold for Overclocked OMA (3.1–3.4 buds) + 2 buds + sweets (~7 keys)

= 5.4-5.7 buds

Offer of Misty Skull Birdcage (2.7–3.6 buds) + NnB Fez (18–24 keys) + sweets + 10 keys = ~4-5.2 buds

http://www.tf2outpost.com/trade/13770730 - B/O 6 buds

Sold for Roboactive Elfin (3.1 buds) + SS Bonk Boy (3.5–3.9 buds) = 6.6-7 buds

http://www.tf2outpost.com/trade/12430383

(quick)sold for Max head + 62 keys = 2.2 + 2.9 buds = 5.1 buds (outlier)

http://www.tf2outpost.com/trade/13912744

Sold for 6 BMOC's (15-16 keys each back then) + keys = 4.2-4.5 buds + ... ( http://www.tf2outpost.com/trade/13872720 )

http://www.tf2outpost.com/trade/13870701

Sold for SS Muffs (5.8–6.7 buds - 5 months old price)

http://www.tf2outpost.com/trade/13869435

4 buds quicksale

5.4 lower because of OMA sale.

6 upper because of buyouts and Phosphorous Elfin + Bonk Boy sale.