Then you have to throw the skill level also. How many beginners have Minair aircraft compared to TT aircraft? Then you have to take into the effect what kind of posts are posted.

Beginner question.
Setup Question.
What's new Question.
What do you think of...?
How do I do that...?
How much is...?
ect.

My first "equation" had to do with which heli should I get, but you can theoretically make an equation for all types of questions. Hmmm, maybe I should do some polls and make a heli equation of RCU.