Updating previous suggestion with newer sales (credits to aj for reminding me)

Random Fact #20: Banging your head against a wall for one hour burns 150 calories.

Sale 1:

https://marketplace.tf/items/tf2/30066;5;u11

https://marketplace.tf/items/tf2/5021;6

Sold for 100$

100/1.94 = 52 keys

Sale 2:

Sold for 106$

106/2.03 = 52 keys

Trade 1:

https://backpack.tf/profiles/76561198102211716#!/compare/1588204800/1588291200

https://backpack.tf/profiles/76561198196606339#!/compare/1588204800/1588291200

Traded for Ooze

x=61.5, rounding 62

Trade 2:

https://backpack.tf/profiles/76561198095022965#!/compare/1588204800/1588377600

https://backpack.tf/profiles/76561198196606339#!/compare/1588204800/1588291200

Traded w/ 13 keys for Morning Glory Caribbean Conqueror (mini)

Mini:

Most recent sale:

https://marketplace.tf/shop/wsdea/items/tf2/30116;5;u89

Sold for 57$

57/1.71 = 33 keys

x+13 =33

x=20 (outlier yeet)

Trade 3:

https://backpack.tf/profiles/76561198342308033#!/compare/1590105600/1591228800

https://backpack.tf/profiles/76561198047960218#!/compare/1590364800/1590451200

Traded for PE cannonball (mini)

Mini:

https://marketplace.tf/items/tf2/817;5;u10

Sold for 85$

85/1.91 = 45

x=45

We got 52, 62, 45

According to the classifieds, particularly ones higher than 60 keys (https://backpack.tf/item/6030380979 & https://backpack.tf/item/1872594043) has not been sold for several months, making 62 possibly a bit too high. 62 will be excluded.

Listing range 45-52 k

Night.