Solds -

http://www.tf2outpost.com/trade/19028166 - 3.33

http://www.tf2outpost.com/trade/19016987 - 3.33 (instant)

http://www.tf2outpost.com/trade/18994897 - 3.33 (instant)

http://www.tf2outpost.com/trade/19002478 - 3.33

http://www.tf2outpost.com/trade/19036338 - 3.44 (sold 4x within an hour)

http://www.tf2outpost.com/trade/18984578 - 3.44

http://www.trade.tf/trade/532332464 - 3.66

http://www.tf2outpost.com/trade/18878572 - 3.66

http://www.tf2outpost.com/trade/16730284 - 2:1 (3.66~)

http://www.tf2outpost.com/trade/18274500 - 2:1 (3.66~)

http://www.tf2outpost.com/trade/17856189 - 2:1 (3.66~)

http://www.tf2outpost.com/trade/16837574 - 2:1 (3.66~)

http://www.tf2outpost.com/trade/15572973 - 2:1 (3.66~)

http://www.tf2outpost.com/trade/13832722 - 2:1 (3.66~)

http://www.tf2outpost.com/trade/17672886 - 2:1 (3.66~)

http://www.tf2outpost.com/trade/16728630 - 2:1 (3.66~)

http://www.tf2outpost.com/trade/18675085 - 3.66 (sold out)

http://www.tf2outpost.com/trade/17162597 - 4.00

http://www.tf2outpost.com/trade/12868027 - 4.00 (out of stock)

Buyers -

http://www.tf2outpost.com/trade/19037028 - 3.33

http://www.tf2outpost.com/trade/19020164 - 3.33

http://www.tf2outpost.com/trade/19015872 - 3.33

http://www.tf2outpost.com/trade/19013209 - 3.33

http://www.tf2outpost.com/trade/19012839 - 3.33

http://www.tf2outpost.com/trade/18990168 - 3.33

http://www.tf2outpost.com/trade/18986854 - 3.33

People try to offer 3.33 all the time, it's pretty easy to 2:1 them for a key. But some bots sell at 3.55 and possible to get for 3.33, making a range.