2 years. Come on guys

Sale 1

http://www.tf2outpost.com/trade/25607258 Sold for 15 keys pure + 0.5 in sweets

X = 15 + 0.5*0.9

X = 15

Pith http://backpack.tf/item/1562184085

Keys http://gyazo.com/964767b3a41b51dca1e38409f142a33e

Sale 2

[No OP Trade] Sold for Duped Searing Tricorne

X = 12*0.9

X = 11

Tricorne http://backpack.tf/item/271497972

Pith http://backpack.tf/item/1361128149

Sale 3

http://www.tf2outpost.com/trade/25886677 Sold for C9 Metal Slug

B/O for Pith was 16

Slug had no trade, presuming offered

X = 15*0.9

X = 14

Slug http://backpack.tf/item/3443462744

Pith http://backpack.tf/item/1361128149

Mini for Slug

http://www.tf2outpost.com/trade/26081845 Sold for C9 Hetman's

B/O for Headpiece was 17

B/O for Slug was 17

X = 17*0.9

X = 15

Hetman http://backpack.tf/item/3483633704

Slug http://backpack.tf/item/3443462744