Almost there.

Sale 1: Sold for 25 keys+5 refined

http://www.tf2outpost.com/trade/27977746

http://backpack.tf/profiles/76561198080179568/#!/compare/1458543600/1458716400

Rounds to 25 keys anyways.

Sale 2: Sold for Smoking Hustler's Hallmark[18 keys]+Smoking Gentleman's Ushanka[outdated at 16 keys]

http://www.tf2outpost.com/trade/27929973 b/o was 30 keys

http://backpack.tf/profiles/76561198134310403/#!/compare/1458457200/1459036800

18+16=34 keys

b/o was 30, capping it there.

Using this as support sale since ushanka is outdated

Sale 3: Sold with Genuine Horace+Strange Specialized Killstreak Degreaser for Memory Leak Panama+1 key

http://backpack.tf/profiles/76561198131345581/#!/compare/1456128000/1456214400

This would make the belt really low, so not going to use it.

Sale 4: Sold for Strange Festive Sniper Rifle[10 keys]+Strange Professional Killstreak Original[15 keys via mini]+5 keys

http://www.tf2outpost.com/trade/27814409

http://backpack.tf/profiles/76561198131345581/#!/compare/1455436800/1455523200

10+15+5=30 keys

Sale 5: Sold with 4 keys for Stormy Stormy Killer's Kabuto[outdated at 30 keys]

http://backpack.tf/profiles/76561198041852307/#!/compare/1458630000/1459382400

30-4=26 keys

Also using this as a support sale since Kabuto is outdated.

Mini on Ushanka:

Surprisingly I couldn't find a valid mini on this.

Mini on Original:

Sellers at 15 keys https://gyazo.com/0865cc55ed7b90564cb1ca0e7ba9d624.png

I have sales at 25 and 30. Support sales at 26 and 30. Making this a range of 25-30 keys.