Mini

Sale 1:

http://backpack.tf/profiles/76561198018653729#!/compare/1489708800/1489795200

Sold for Frostbite Baron von Havenaplane (47) = = 47 Keys

Mini for Havenaplane:

http://backpack.tf/profiles/76561198018653729#!/compare/1489190400/1489276800

Sold for Strange Blizzardy Storm Barnstormer (21) + 25 Keys + 1 Key in sweets = 47

Sale 2:

http://backpack.tf/profiles/76561198171447795#!/compare/1489968000/1490054400

Sold for Strange It's a puzzle to me Death Racer's Helmet (43) = 43 Keys

Mini for Death Racer's Helmet:

http://backpack.tf/profiles/76561198199768014#!/compare/1490140800/1490400000

Sold with 2 keys for Time Warp Backbiter's Billycock (45) = 43

Sale 3:

http://backpack.tf/profiles/76561198171447795#!/compare/1491609600/1491696000

Low

Sale 4:

http://backpack.tf/profiles/76561198068429580#!/compare/1491696000/1491782400

Sold for ~31 Keys = 31 Keys

Sales at 31, 43, 47. 31 was a quicksale. Taking 43-47