https://marketplace.tf/items/tf2/121;6

6 sales the past 30 days.

20.87 dollars on the 14th of September

20.87/1.82 = 11.46 ~ 11.5 keys

20.51 dollars on the 28th of September

20.51/1.9 = 10.79 ~ 10.8 keys

20.51 dollars on the 29th of September

20.51/1.9 = 10.79 ~ 10.8 keys

20.51 dollars on the 30th of September

20.51/1.9 = 10.79 ~ 10.8 keys

20.51 dollars on the 3rd of October

20.51/1.9 = 10.79 ~ 10.8 keys

20.1 dollars on the 12th of October

20.1/1.89 = 10.63 ~ 10.6 keys

https://steamcommunity.com/market/listings/440/Gentle%20Manne%27s%20Service%20Medal

13 Sales on SCM the last 30 days

25.55 dollars on the 15th of September

25.55/2.22 dollars = 11.5 keys

19.13 dollars on the 16th of September

19.13/2.21 dollars = 8.65 ~ 8.6 keys - outlier

21.72 dollars on the 18th of September

21.72/2.16 dollars = 10.05 ~ 10 keys

21.75 dollars on the 18th of September

21.75/2.19 dollars = 9.93 ~ 9.9 keys

25.76 dollars on the 18th of September

25.76/2.17 dollars = 11.86 ~ 11.9 keys

22.02 dollars on the 19th of September

22.02/2.19 dollars = 9.14 ~ 9.1 keys

19.47 dollars on the 20th of September

19.47/2.12 dollars = 9.18 ~ 9.2 keys

24.83 dollars on the 22th of September

24.83/2.20 dollars = 11.28 ~ 11.3 keys

26.78 dollars on the 27th of September

26.78/2.07 dollars = 12.93 ~ 12.9 keys - outlier

20.78 dollars on the 5th of October

20.78/2.19 dollars = 9.99 ~ 10 keys

21.54 dollars on the 6th of October

21.54/2.07 dollars = 10.4 keys

21.66 dollars on the 7th of October

21.66/2.15 dollars = 10.07 ~ 10.1 keys

22.34 dollars on the 10th of October

22.34/2.10 dollars = 10.63 ~ 10.6 keys

All SCM sales were converted from EUR to USD

All key prices on SCM sales were taken on the same time as the actual sale

Going with 9.1-11.9 keys