Bonk!

https://backpack.tf/profiles/76561198134797815#!/compare/1610841600/1610928000

https://backpack.tf/profiles/76561198215274576#!/compare/1610841600/1610928000

Sold for 82 keys pure

https://backpack.tf/profiles/76561198134797815#!/compare/1605052800/1605571200

https://backpack.tf/profiles/76561198115918417#!/compare/1605139200/1610409600\

untraceable

https://backpack.tf/profiles/76561198337143855#!/compare/1606953600/1609372800

https://backpack.tf/profiles/76561198336898193#!/compare/1608940800/1609286400

untraceable

https://backpack.tf/profiles/76561198072219143#!/compare/1607817600/1607990400

https://backpack.tf/profiles/76561198097499917#!/compare/1607644800/1607817600

using near ID, bonk boy sold alongside 53 keys for a Smoking Hazmat Headcase. Unfortunately, the price is outdated, so use there to update the price.

https://backpack.tf/profiles/76561198097499917#!/compare/1608422400/1608508800

https://backpack.tf/profiles/76561198070866395#!/compare/1608508800/1608595200

using near ID, Bonk boy sold for a Burning Flames Outdoorsman, Kaleidoscope Breach and Bomb, and 5 keys pure

good news, both have indate prices!. 51.5 keys [Burning Flames outdoorsman] + 38 keys [Kaleid Breach] + 5 keys pure = 94.5, rounding to 95 keys

In summary

2 sales at 82, and 95. Taking 82-95 as updated price.

Special thanks to AJ for helping with the suggestion!