Yes I own 48 of them. Yes I am looking to profit. Now that we have established that, let's get on with the proof.

3 months old price.

Sold/offered:

http://www.tf2outpost.com/trade/13343713 - Sold at 0.66 (check backpack)

http://www.tf2outpost.com/trade/12520901 - Multiple adds at 0.66

http://www.tf2outpost.com/trade/12996492 - Multiple adds at 0.66

http://www.tf2outpost.com/trade/12871287 - Sold many at 0.66

http://www.tf2outpost.com/trade/13274077 - Added at 0.66

http://www.tf2outpost.com/trade/13469570 - Sold at 0.66 within a day

http://www.tf2outpost.com/trade/8700810 - Recent add at 0.66

http://www.tf2outpost.com/trade/13155125 - Sold 3 at 0.66

http://www.tf2outpost.com/trade/9148382 - Multiple adds at 0.66

http://www.tf2outpost.com/trade/12603014 - Multiple adds at 0.66

http://www.tf2outpost.com/trade/12908960 - Added at 0.66

http://www.tf2outpost.com/trade/13245300 - Sold 2 at 0.66

http://www.tf2outpost.com/trade/12864966 - Added at 0.66, declined 0.33

http://www.tf2outpost.com/trade/8919561 - Added at 0.66

http://www.tf2outpost.com/trade/13482262 - Sold at 0.66 (check item history)

http://www.tf2outpost.com/trade/11384935 - Offer of 0.66

http://www.tf2outpost.com/trade/11688833 - Multiple adds at 0.66

http://www.tf2outpost.com/trade/11634464 - Added at 0.66

http://www.tf2outpost.com/trade/11719741 - Added at 0.66

http://www.tf2outpost.com/trade/8298207 - Declined 0.33, adds for 0.66.

http://www.tf2outpost.com/trade/13035565 - Adds at 0.66, declined 0.55.

http://www.tf2outpost.com/trade/12582210 - 2 adds at 1 refined.

http://www.tf2outpost.com/trade/13315662 - Added for 1 refined

http://www.tf2outpost.com/trade/13075753 - Added at 1 refined

http://www.tf2outpost.com/trade/12642195 - Declined 0.66.

Other relevant trades:

http://www.tf2outpost.com/trade/12751285 - Offered 1 ref, and offered 0.66

http://www.tf2outpost.com/trade/11335150 - Offered 0.66, declined 0.44

http://www.tf2outpost.com/trade/13128336 - Sold out at 0.55

http://www.tf2outpost.com/trade/12750566 - Sold at 0.55

http://www.tf2outpost.com/trade/13090665 - Declined multiple offers of 0.44 and 0.33

http://www.tf2outpost.com/trade/2429097 - Recent offer of 0.55

http://www.tf2outpost.com/trade/13480374 - Sold 2 within 1 day at 0.55

http://www.tf2outpost.com/trade/13461731 - Sold instantly at 0.33

0.66 is the most common selling price, and anything below that sells very quickly.

Feel free to comment :)