Yes I own one, I can see my Bp too. Anyway; Proof:

http://www.tf2outpost.com/trade/9627371 Offer: Clan pride +0.11 (=1.44)

http://www.tf2outpost.com/trade/9104504 Two 1.33 offers/adds

http://www.tf2outpost.com/trade/9266897 Two 1.33 offers

http://www.tf2outpost.com/trade/9588149 2 ref offer

http://www.tf2outpost.com/trade/5988039 1.33 offer

http://www.tf2outpost.com/trade/7217417 Two 1.11 offers

http://www.tf2outpost.com/trade/9518940 1.11 offer

http://www.tf2outpost.com/trade/8482922 1.22 offer

http://www.tf2outpost.com/trade/8772207 Smb wanted to buy for 2ref

Hard to set a price but as off the many 1.33 offers/sells it seems like a good price.

Some exeptions (like higher/lower sold ones) happen but they are to rare to make up a range.