Seems high, but, w/e

Occurred a month ago, 1:1, other sale is untracable

Only Sale

http://www.tf2outpost.com/trade/24852336 Sold for Blizz Lucha, Blizz Football and Pro KS SF Minigun

Minigun + Lucha + Football had no trade, presuming offered

X = 1.7*0.9 + 1*0.9 + 1.8*0.9

X = 4.1

Minigun http://backpack.tf/item/635361554

Football http://backpack.tf/item/1349154524

Lucha http://backpack.tf/item/830142397

Cockswain's http://backpack.tf/item/3129045192

Mini for Football

http://www.tf2outpost.com/trade/25065583 Sold for Smoking Stuntman + 1 key + S. Mangler + 1 key in metal

B/O for Football was 1.2 buds (14 keys)

X = 12*0.9 + 1 + 1

X = 13 keys

Stuntman http://backpack.tf/item/1693143765

Stuff http://gyazo.com/dcf3c39c45940717de956dde54ded11f

Football http://backpack.tf/item/1397924071

Mini for Luchadore

http://www.tf2outpost.com/trade/25112135 Selling for 20 keys (1.7), using 1.7

Mini for Minigun

http://steamcommunity.com/market/listings/440/Strange%20Professional%20Killstreak%20Festive%20Minigun Sold for $57.50 on Jan 30th

$57.50 + $57.50/1.15 = $107.50

$107.50/2 = $53.75

Keys were $2.27 on Jan 30th

53.75/2.27 = 23.6 keys