Aces High Plumber’s Pipe

There's a lot of really outdated low-tiers. Probably because nobody bothers to update them since they're pretty accurate as-is.

Selling:

http://imgur.com/a/Vhncq

4 month unsold @ 12

1 month unsold @ 12

Sale 1:

http://backpack.tf/profiles/76561198187444903#!/compare/1478217600/1481068800

http://backpack.tf/profiles/76561198267189538?time=1478217600 - Sort by time

Sold with a Pro KS Collector’s Loch n’ Load (~6) for Blizzard Capotain (12, indate)

X = 6

Sale 2:

http://backpack.tf/profiles/76561198034664583#!/compare/1479686400/1479772800

Sold for 10 keys pure

Sale 3:

http://backpack.tf/profiles/76561198056472266#!/compare/1481932800/1482019200

Sold for a Steaming German Gonzila (12, see mini below)

X = 12

Sale 4:

http://backpack.tf/profiles/76561198056472266#!/compare/1481846400/1481932800

http://www.tf2outpost.com/trade/28660169 - B/O of 13

Sold for a Bubbling Larrikin (~13) + ~1 key in adds

Should cap at B/O

X = 13

Sale 5:

http://backpack.tf/profiles/76561198179049389#!/compare/1483833600/1483920000

Sold for a Pro KS Aussie Axe (8)

X = 8

Sale 6:

http://backpack.tf/profiles/76561198156089452#!/compare/1484006400/1484092800

Sold for an Orbiting Planets Outdoorsman

Better used there due to lack of sales.

Steaming German Gonzola Mini:

http://backpack.tf/profiles/76561198174203179#!/compare/1481932800/1482019200

http://backpack.tf/profiles/76561198174203179?time=1482019200 - Sort by time

Sold for ~13 keys in stuff

http://imgur.com/a/X4OX0 - Capping at 12 day unsold @ 12

X = 12

Sales at

6

10

12

13

8

6 & 8 are too low, excluding them. Capping the sale at 13 to 12 due to the 4 month unsold @ 12. Using the rest

Final Price: 10 - 12 keys