I was on the server of a guy with this

Sale 1 OUTLIER

http://www.tf2outpost.com/trade/23948888 Sold for GE SnS

Strontium offered on SnS

X = 4

SnS http://www.tf2outpost.com/item/440,3244612944,178,5

Strontium http://backpack.tf/item/2037771549

Mini for SnS Thanks to Logan

http://www.tf2outpost.com/trade/23831262 Sold with 7 keys for 4 buds pure

X + 0.5 = 4

X = 3.5

SnS http://backpack.tf/item/1149483465

Buds http://backpack.tf/profiles/76561198050745352?time=1417161600#page0

Sale 2

http://www.tf2outpost.com/trade/23844779 Sold for Logo Dapper's

Strontium offered on Dapper's

Strontium had no trade

X = 1.7

Dapper's http://backpack.tf/item/339236275

Strontium http://backpack.tf/item/2037771549

Sale 3

http://www.tf2outpost.com/trade/23762368 Sold for Surge Milkman

Milkman had no trade, presuming offered

B/O for Strontium was 4.5

X = 1.5*0.9

X = 1.3

Milkman http://backpack.tf/item/1663536943

Strontium http://backpack.tf/item/2037771549

Mini for Milkman

http://www.tf2outpost.com/trade/23952193 Sold for DBD Thirst

B/O for Thirst was 3

X = 1.7*0.9

X = 1.5

Thirst http://backpack.tf/item/3028227287

Milkman http://backpack.tf/item/1663536943