Thx again tf2scourge

Sale 1:

https://backpack.tf/profiles/76561198082378911#!/compare/1525996800/1526169600

https://backpack.tf/profiles/76561198093438754#!/compare/1526083200/1526169600

Sold for 21 keys + 10 ref

Sale 2:

https://backpack.tf/profiles/76561198093438754#!/compare/1527811200/1527897600

https://backpack.tf/profiles/76561198310972287#!/compare/1527811200/1527897600

Sold for Cool Pro KS Bamboo Sniper Rifle FT

Sniper Mini:

https://backpack.tf/suggestion/5b64b81ecf6c755516502cb3 45k

Sale 3:

https://backpack.tf/profiles/76561198310972287#!/compare/1528156800/1528416000

https://backpack.tf/profiles/76561198276907180#!/compare/1528329600/1528416000

Sold with 4 keys for Burning Topi(34.5)

Total is 30.5 keys

http://www.tf2outpost.com/trade/29674933

B/O of 46 keys.

Total sales @:

~21, 30.5, 45

https://backpack.tf/classifieds?item=Cardboard%20Boxed%20%7C%20Sniper%20Rifle%20(Minimal%20Wear)&quality=15&tradable=1&craftable=1&australium=-1&particle=701&killstreak_tier=0

Taking 30 - 45 keys, as 21 is close to buyers.