http://backpack.tf/classifieds/search/id/52b49db94dd7b892778b4567 (8 for 1.3 keys, 1 for 1.44, lots for 1.5, lots for 1.6)

Proof:

Unsold:

1.8 keys:

http://www.tf2outpost.com/trade/16739401 (<1 day)

http://www.tf2outpost.com/trade/16755357 (<1 day)

http://www.tf2outpost.com/trade/16758304 (<1 day)

http://www.tf2outpost.com/trade/16752330 (<1 day)

http://www.tf2outpost.com/trade/16690541 (2 days)

http://www.tf2outpost.com/trade/16757515 (<1 day)

1.75 keys:

http://www.tf2outpost.com/trade/16756430 (<1 day)

http://www.tf2outpost.com/trade/16720880 (1 day)

http://www.tf2outpost.com/trade/16722656 (1 day)

http://www.tf2outpost.com/trade/16752423 (<1 day)

1.7 keys:

http://www.tf2outpost.com/trade/16732309 (<1 day)

http://www.tf2outpost.com/trade/16757828 (<1 day)

Selling:

1.6 keys:

http://www.tf2outpost.com/trade/16727728 (<1 day)

http://www.tf2outpost.com/trade/16759186 (<1 day)

http://www.tf2outpost.com/trade/16740571 (<1 day)

http://www.tf2outpost.com/trade/16758088 (<1 day)

http://www.tf2outpost.com/trade/16748240 (<1 day)

http://www.tf2outpost.com/trade/16757038 (<1 day)

1.5 keys:

http://www.tf2outpost.com/trade/16736090 (<1 day)

http://www.tf2outpost.com/trade/16732674 (<1 day)

1.44 keys:

http://www.tf2outpost.com/trade/16758758 (<1 day)

http://www.tf2outpost.com/trade/16729500 (<1 day)

1.33 keys:

http://www.tf2outpost.com/trade/16758282 (<1 day)

1.3 keys:

http://www.tf2outpost.com/trade/16750560 (<1 day)

1 key:

http://www.tf2outpost.com/trade/16714391 (1 day)

1.8 keys isn't selling. 1.6 flat will be fine.

Thanks for voting : )