Sale 1:

https://backpack.tf/profiles/76561198292284136#!/compare/1533254400/1533600000

https://backpack.tf/profiles/76561197964171516#!/compare/1533081600/1533254400

Sold for CPS Private Eye

use there.

Sale 2:

https://backpack.tf/profiles/76561198334598690#!/compare/1532476800/1532563200

https://backpack.tf/profiles/76561198414792604#!/compare/1532563200/1532736000

Sold for 22 keys

Sale 3:

https://backpack.tf/profiles/76561198254611395#!/compare/1528761600/1533859200

https://backpack.tf/profiles/76561198080310253#!/compare/1533772800/1533859200

Sold for CPS HTKF(28)

Sale 4:

https://backpack.tf/profiles/76561198080310253#!/compare/1533772800/1533859200

https://backpack.tf/profiles/76561198039799226#!/compare/1533772800/1533859200

Sold for 17 keys

Sale 5:

https://backpack.tf/profiles/76561198039799226#!/compare/1533859200/1534032000

https://backpack.tf/profiles/76561198439812057#!/compare/1533859200/1533945600

Keys, not fully traceable.

Sale 6:

https://backpack.tf/profiles/76561198439812057#!/compare/1533945600/1534032000

https://backpack.tf/profiles/76561198142488407#!/compare/1534032000/1534118400

Untrace

Sale 7:

https://backpack.tf/profiles/76561198142488407#!/compare/1534550400/1534636800

https://backpack.tf/profiles/76561198448407150#!/compare/1534550400/1534809600

Sold with negligible sweets for HG Puffy

Puffy Mini:

https://backpack.tf/suggestion/5ba2a3d344325a3c797d3ee5

Suggestion for 21.5 keys

Sale 8:

https://backpack.tf/profiles/76561198448407150#!/compare/1534550400/1534809600

https://backpack.tf/profiles/76561197963521973#!/compare/1534723200/1534809600

Sold with 12 keys for Spelled Flamethrower

not using.

Sale 9:

https://backpack.tf/profiles/76561197963521973#!/compare/1534982400/1535068800

https://backpack.tf/profiles/76561198119149660#!/compare/1534982400/1535068800

Bulk.

Total sales @:

17, 21.5, 22, 28

Calling 28 the outlier,

Taking 17 - 22 keys