Meh

Sale 1: Sold for $32 Taking 16 Keys

https://marketplace.tf/items/626;5;u33

Sale 2: Sold for a Circling Peace Sign Larrikin Robin (15 Indate) + 1 Key

https://backpack.tf/profiles/76561198216733425#!/compare/1499040000/1499126400

History: https://backpack.tf/item/1570521919

Sale 3: Sold for a Smoking Professor's Peculiarity (Use on the Professor's)

https://backpack.tf/profiles/76561198136813045#!/compare/1500768000/1500854400

Sale 4: Sold for a bunch of cheap taunts and items

https://backpack.tf/profiles/76561198157152920#!/compare/1500768000/1500854400

https://backpack.tf/profiles/76561198114791325#!/compare/1500768000/1500854400

Sale 5: Sold along with about 4 keys in items for a Tesla Coil Helmet without a home (20) 16 Keys

https://backpack.tf/profiles/76561198120768380#!/compare/1501632000/1501718400

https://backpack.tf/profiles/76561198151293452#!/compare/1501632000/1501718400

Sale 6: Sold for a Miami Nights Backbiters Billy Cock (15) 2 Days

https://backpack.tf/profiles/76561198328406582#!/compare/1501804800/1501891200

Sale 7: Sold for a Speck KS Australium Black Box (Unsolds at 13)

https://backpack.tf/profiles/76561198328406582#!/compare/1502323200/1502409600

Sale 8: Sold for a G Fetti Furious Fukuhara, Better to use on the furious

https://backpack.tf/profiles/76561198072744029#!/compare/1502323200/1502409600

https://backpack.tf/profiles/76561198248209474#!/compare/1502236800/1502323200

Sale 9: Sold for a G Fetti Flipped Trilby (14)

https://backpack.tf/profiles/76561198072744029#!/compare/1502409600/1502496000

Trilby: https://backpack.tf/item/279236514

Sale 10: QS For 12 Keys?

https://backpack.tf/profiles/76561198347161767#!/compare/1502323200/1502409600

Sale 11: QS for 13 Keys

https://backpack.tf/profiles/76561198347161767#!/compare/1502582400/1502668800

https://backpack.tf/profiles/76561198348016377#!/compare/1502496000/1502582400

History: https://backpack.tf/item/715301964

Sales:

12

13 (x2)

14 (x2)

15 (2 Days)

16 (x2)

Eh Gonna go with 15-16