SCM supports a bigger drop but this will have to do for now.

Also, this is what happens when you buy a bunch of passes at the very start but can't actively trade. Made a small loss ¯\_(ツ)_/¯

Sellers:

http://www.tf2outpost.com/trade/27409344 - 12 Ref - 1 Day

http://www.tf2outpost.com/trade/27413474 - 12 Ref - Young

http://www.tf2outpost.com/trade/27413352 - 11 Ref - Young

http://www.tf2outpost.com/trade/27265951 - 10 Ref x9 - I haven't sold one for 11 Ref in a few days

http://www.tf2outpost.com/trade/27403088 - 9.66 Ref - Unbumped

Classifieds:

http://i.imgur.com/0siyb7d.png

x4 10 Ref

x1 12 Ref

x2 13 Ref

Conclusion:

SCM supports a bigger drop, easy to obtain at 10 Ref with it being unsold at > 10 Ref, taking a flat range of 10 Ref