Refreshing this early as the sales used there are outdated.

Sales

Sale 1: Sold for 26 keys

https://backpack.tf/profiles/76561198335791307#!/compare/1602720000/1602806400

https://backpack.tf/profiles/76561198067753612#!/compare/1602633600/1602806400

https://bot.tf/stats/item?def=1197&q=5&ef=Flammable%20Bubbles%20of%20Attraction&craft=1&aus=0&ks=0&source=browser_script

https://gyazo.com/0a97ca6b691f353f3a7e36b6af745cb0

Sale 2: Untraceable

https://backpack.tf/profiles/76561198047861348#!/compare/1597622400/1597708800

https://backpack.tf/profiles/76561198120265925#!/compare/1597536000/1597795200

Sale 3: Untraceable

https://backpack.tf/profiles/76561198280524116#!/compare/1597276800/1597363200

https://backpack.tf/profiles/76561198076639682#!/compare/1594166400/1597622400

Sale 4: Sold for 14 keys

https://backpack.tf/profiles/76561198340634356#!/compare/1597276800/1597363200

https://backpack.tf/profiles/76561198280524116#!/compare/1597276800/1597363200

https://bot.tf/stats/item?def=1197&q=5&ef=Flammable%20Bubbles%20of%20Attraction&craft=1&aus=0&ks=0&source=browser_script

https://gyazo.com/0a97ca6b691f353f3a7e36b6af745cb0

Marketplace sales

https://marketplace.tf/items/tf2/1197;5;u3018

August

24.99 on August 15 (24.99/1.81 = 14~)

https://manic.tf/keyprice/?at=2020-08-15

24.99 on August 24 (24.99/1.81 = 14~)

https://manic.tf/keyprice/?at=2020-08-24

https://backpack.tf/item/7263425466

Current Classifieds

https://backpack.tf/classifieds?item=Taunt:%20The%20Scooty%20Scoot&quality=5&tradable=1&craftable=1&australium=-1&particle=3018&killstreak_tier=0

https://gyazo.com/fe47c8651722492edad42ed48b088e0f

Summary

Sales at 14 amd 26.

Marketplace sales at 14 and 14.

Conclusion

26 seems quite high compared to the other sales. Excluding 26 as a high outlier.

Going with 14 here.

Take it easy.