Classifieds

http://backpack.tf/classifieds/search/id/52f52d3f4cd7b8a8628b456a

2 at 5.33

1 at 5.55

2 at 5.66

3 at 6

Outpost

Unsold at 6

http://www.tf2outpost.com/trade/18118362 - young

http://www.tf2outpost.com/trade/18108913 - young

http://www.tf2outpost.com/trade/18090989 - 1 day

http://www.tf2outpost.com/trade/18088868 - 1 day

http://www.tf2outpost.com/trade/18056001 - 3 days

http://www.tf2outpost.com/trade/18046381 - 3 days

http://www.tf2outpost.com/trade/18077245 - 2 days

http://www.tf2outpost.com/trade/17971166 - 6 days

http://www.tf2outpost.com/trade/18066198 - 2 days

http://www.tf2outpost.com/trade/18005310 - 4 days

http://www.tf2outpost.com/trade/18040666 - 3 days

http://www.tf2outpost.com/trade/18066053 - 2 days

http://www.tf2outpost.com/trade/18096826 - 1 day, never bumped (offer of 3.66)

Sellers at 5.66

http://www.tf2outpost.com/trade/18030624 - 4 days

http://www.tf2outpost.com/trade/17929101 - 1 week, poorly bumped

http://www.tf2outpost.com/trade/17987642 - 5 days, never bumped

Sellers at 5.33

http://www.tf2outpost.com/trade/17979744 - 5 days, never bumped

Sellers at 5

http://www.tf2outpost.com/trade/18096099 - 1 day

http://www.tf2outpost.com/trade/18113054 - young

http://www.tf2outpost.com/trade/18097480 - 1 day

http://www.tf2outpost.com/trade/18112953 - young

I think 6 ref can be excluded from the range, not enough to exclude 5.66 yet. Let me know