A bit iffy on the low end...

If you have any constructive criticism, support, or counter-proof, let me know below!

Classifieds:

1 x 3.33 ref

2 x 3.66 ref

1 x 4 ref

1 x 5 ref

Sold at 2.33 ref (outlier):

http://www.tf2outpost.com/trade/24756071

• bp on 1/24: http://gyazo.com/8fd1de922f1652d32fbe5a84f1fc34fd (5 in stock)
• bp on 1/25: http://gyazo.com/f0d46b1545518f364a6ee9664a84beaf (4 in stock)

Sold at 3 ref:

http://www.tf2outpost.com/trade/24218184

• bp on 1/16: http://gyazo.com/8b1997d5af53f622528deaa588ff4873 (2 in stock)
• bp on 1/17: http://gyazo.com/37a5df44bb368a817389393d48edeac0 (1 in stock)
• bp on 1/18: http://backpack.tf/profiles/76561197993476019?time=1421568000 (none in stock)

Sold at 3.33 ref:

http://www.tf2outpost.com/trade/24673349 and http://www.tf2outpost.com/trade/24877894

• bp on 1/29: http://gyazo.com/c4e6d1e16be2f4b71f87fea784ff3199 (5 in stock)
• bp on 1/30: http://gyazo.com/a36762fcfa30b27c84941247464c99d4 (4 in stock)

Sellers at 3.33 ref:

http://www.tf2outpost.com/trade/24870104 (18 hours old, bumped 17 hours ago)

Sellers at 3.66 ref:

http://www.tf2outpost.com/trade/24852089 (2 days old, 3 in stock, same price on classifieds)

http://www.tf2outpost.com/trade/24859394 (1 day old)

Sellers at 5 ref:

http://www.tf2outpost.com/trade/24839112 (3 days old)

Sellers at 8 ref:

http://www.tf2outpost.com/trade/24870954 (<1 day old)

Note: I have made 2.33 ref an outlier for two reasons. Firstly, there are no sellers on classifieds lower than 3.33 ref. Also, the SCM price supports a raise.