Not much, but it's something.

Sale 1: Sold for 39 keys?

https://backpack.tf/profiles/76561198130336852#!/compare/1540166400/1567296000

https://backpack.tf/profiles/76561198139831684#!/compare/1567123200/1567296000

Buyer was buying for 39 keys

https://bot.tf/stats/listings/425ZZXOG

Sale 2: Bulk for chiroptera smokey sombrero

https://backpack.tf/profiles/76561198139831684#!/compare/1567468800/1567555200

https://backpack.tf/profiles/76561198165205268#!/compare/1567468800/1567555200

Sale 3: Bulk for keys

https://backpack.tf/profiles/76561198859721638#!/compare/1567641600/1567728000

https://backpack.tf/profiles/76561198128838220#!/compare/1567728000/1567728000

Sale 4: Sold for ge towering pillar

https://backpack.tf/profiles/76561198859721638#!/compare/1567468800/1567555200

https://backpack.tf/profiles/76561198165205268#!/compare/1567468800/1567555200

Pillar is outdated.

Taking 45.5 rounding to 46 keys.

No buyout found.

Mini for pillar:

https://backpack.tf/suggestion/5da1fcaed381724f013c1333

Classifieds:

https://gyazo.com/c5427cd038db3515d1455d17456a5e91

Conclusion:

Sales at 39 and 46.

39 is low due to it being a quickbuy, as well as buyers at 40.

Taking 46 keys.