MPTF:

https://marketplace.tf/items/tf2/17237;11;w1;pk237

$32.45 / $1.68 = 19.32 keys

$32.45 / $1.69 = 19.20 keys

$32.25 / $1.79 = 18.02 keys

Buy orders currently up to ~14 keys

SCM:

["Apr 08 2020 01: +0",35.208,"1"], x 2.955 = 11.91 keys

["Apr 20 2020 01: +0",39.284,"1"], x 3.049 = 12.88 keys

["Apr 21 2020 01: +0",33.976,"1"], x 3.064 = 11.08 keys

["May 12 2020 06: +0",25.12,"1"], x 3.099 = 8.10 keys <---- buy order

["May 13 2020 15: +0",27.138,"1"], x 3.162 = 8.58 keys <---- buy order

["May 21 2020 12: +0",46.569,"1"], x 3.231 = 14.41 keys

["May 27 2020 21: +0",28.816,"1"], x 3.138 = 9.18 keys <---- buy order

["May 28 2020 17: +0",28.776,"1"], x 3.142 = 9.15 keys <---- buy order

["May 28 2020 22: +0",46.718,"1"] x 3.18 = 14.69 keys

Total sales @:

11, 12, 13, 14, 15, 18, 19, 19 keys

buyers on MPTf up to ~14 keys,

SCM buyers at ~9 keys,

classified buyers at 12 keys,

let's try 14 - 19 keys.