Somewhat conservative drop.

Classifieds - http://backpack.tf/classifieds/search/id/52d1cf884cd7b8cc218b4567

4 below 1.3 keys

1 at 1.3

3 at 1.4

1 key

http://www.tf2outpost.com/trade/17562730 - SOLD

http://www.tf2outpost.com/trade/17520309 - SOLD

http://www.tf2outpost.com/trade/17557238 (1 key 1 rec) - SOLD

1 key 1 ref

http://www.tf2outpost.com/trade/17391623

1 key 2 ref

http://www.tf2outpost.com/trade/17552978

http://www.tf2outpost.com/trade/17439792 - lvl 100 (add)

http://www.tf2outpost.com/trade/17482079 - 3 days, SOLD

http://www.tf2outpost.com/trade/17492049

http://www.tf2outpost.com/trade/17502420 - 3 days

1 key 3 ref

http://www.tf2outpost.com/trade/17507059 - 2 days

http://www.tf2outpost.com/trade/17362834 - 1 week

http://www.tf2outpost.com/trade/17456881 - 1 key 2.66, 4 days

http://www.tf2outpost.com/trade/16466551

http://www.tf2outpost.com/trade/17574079

http://www.tf2outpost.com/trade/17256240 - 12 days

1.5 keys

http://www.tf2outpost.com/trade/16469762 - 1 month

http://www.tf2outpost.com/trade/17278647 - 11 days

Proof may be a little messy as I compiled half of it yesterday (but couldn't suggest because of a bug) if there is anything wrong, please tell me!

Feedback and additional proof is appreciated.