Take 2

Sale 1: Untraceable

https://backpack.tf/profiles/76561198112046826#!/compare/1493769600/1493856000

Sale 2: Sold for Time Warp Hot Dogger (80) --> 80 keys

https://backpack.tf/profiles/76561198138108489#!/compare/1494201600/1494374400

Sale 3: Untraceable

https://backpack.tf/profiles/76561198057160393#!/compare/1498176000/1498262400

Sale 4: Sold for Scorching Flames Noble Nickel Amassment of Hats (86.5); rounding to 87 keys

https://backpack.tf/profiles/76561198071868644#!/compare/1491523200/1491782400

Mini: Suggestion at 86.5 https://backpack.tf/suggestion/5952e835cf6c7506001e561b

Sale 5: 62 keys pure; was not a QS because it took long time to sell

https://backpack.tf/profiles/76561198063967397#!/compare/1494979200/1495584000

Sale 5: 75 keys pure

https://backpack.tf/profiles/76561198344933095#!/compare/1496016000/1496102400

Sale 6: ft orb boomstick (50) + 36 in aussies --> 86 (credits to Foamy)

https://backpack.tf/profiles/76561197964171516#!/compare/1497744000/1497830400

Sale 7: Sold with 6 in sweets for a misty sns (credits to Foamy)

https://backpack.tf/profiles/76561198150669590#!/compare/1497657600/1497830400

https://backpack.tf/profiles/76561198011321852#!/compare/1497744000/1497830400

Foamy suggests updating the Safe n Sound with this

Sales at: 62, 75, 80, 86 87

Sellers at: 79 (11 days), 80 (13 days + strange); Buyer at 55 http://i.imgur.com/9yYrZKk.png

https://backpack.tf/item/277537549

https://backpack.tf/item/5494415226

https://backpack.tf/u/76561198073438708

Suggesting range from 75-85. Thanks to sin & Foamy for their help here!