6 months old price. 31 in the wild, 8 for sale on outpost

http://www.tf2pricecheck.net/Thread-PC-Steaming-Swagman-s-Swatter

http://backpack.tf/unusuals/626/Swagman%27s_Swatter

SOLD

http://www.tf2outpost.com/trade/7373667

sf grenader + sf frontier justice (~16 keys (!))

http://www.tf2outpost.com/trade/8859637

-28 keys or 1 bud. The offer was a bud, but he asked for 28 keys.

http://www.tf2outpost.com/trade/8825864

-28 keys

(This is slight speculation, the guy that bought it was offering on a bunch of swagman's up to about 30 keys. I'm guessing he paid the B/o)

Current trades:

http://www.tf2outpost.com/trade/8709793 - B/O 1.5

-bud

-NNB Lucha (These can easily be QS for a bud.)

-26 keys

http://www.tf2outpost.com/trade/8864760 - No B/O

-orbiting peace sign bonk helm (~21)

-26 keys

http://www.tf2outpost.com/trade/9063230 - B/O 1.3

-No offers yet.

http://www.tf2outpost.com/trade/8641721 - No B/O

-26 keys

-Orbiting fire level 1 Dead Cone + 4 keys (~27)

-Steaming Bubble Pipe (~1.5)

Looks like bud and sweets is the sweet spot for this based on the offers and past sales.