The GE Littly Buddy involved in this sale is duped, and the 36 key value you're referring to is outdated as well.

It definitely deserves a pretty solid mini in order to be used as your sole data point.

GE Little Buddy is duped as Marty pointed out

Duped GE Little Buddy

Sold for Dead Presidents Das Hazmattenhatten

http://backpack.tf/profiles/76561198105502031?time=1430204400 (April 28th)

http://backpack.tf/profiles/76561198105502031?time=1430377200 (April 30th)

Looking at the current seller for the Dead Presidents Das Hazmattanhatten

http://www.tf2outpost.com/trade/25947155 b/o 25 keys for 3 weeks now.

Your sale is a lot higher than it should be.

Looking at some recent sales

1. Traded this + Aces High Reggaelator(14 keys) for Orbiting Planets Brainiac Hairpiece(29 keys) + #3 Trencher's Tunic

Backpack of seller

http://backpack.tf/profiles/76561197989031107?time=1431241200 (May 10th)

http://backpack.tf/profiles/76561197989031107?time=1431327600 (May 11th)

This will be in the 15-20 keys region.

2. http://www.tf2outpost.com/trade/25398318 b/o 1.5 buds

Sold for 1 bud + 5 keys pure. (~15 keys at the time)

Backpack of buyer

http://backpack.tf/profiles/76561198009950989?time=1426489200 (March 16th)

http://backpack.tf/profiles/76561198009950989?time=1426662000 (March 18th)

With all these, 32 keys flat is high. Closing this.