Counter.

One recent sale, unpriced.

Sale 1:

http://backpack.tf/profiles/76561198180212531#!/compare/1477526400/1477612800

1:1 with an Unusual Wrench(42).

Unusual Wrench mini:

http://backpack.tf/profiles/76561198031405199#!/compare/1473724800/1473811200

Sold for a Pro. KS Aussie Frontier Justice(11) and a Pro. KS Aussie Wrench(23).

34 total.

http://backpack.tf/profiles/76561198031405199#!/compare/1472947200/1473033600

Sold with a Blizzardy Storm Hottie's Hoodie(~19) for a Miami NIghts Bear Necessities(Updated but 2 sellers at 24), Strange Pro. KS Wrench(8), Strange Pro. KS Scorch Shot(3), and ~2 keys sweets.

20 total, very low.

https://backpack.tf/profiles/76561198075110874#!/compare/1475798400/1477353600

61 keys pure.

http://imgur.com/a/zH38B

1x seller at 50.

Gonna call it 34-50, totals to 42.

Rolling with 42 flat.

-SpotlightR