Interesting stats. Did you spend hours calculating that by hand or do you have an expeditious way to do it?
I wrecked the avg. FR years, being a newbie and all.
a Freeper developed 2 browser extensions specific for FR.
I found them both usefull, especially the tree viewer.
https://freerepublic.com/~cynwoody/index?U=https%3A%2F%2Ffreerepublic.com%2Ffocus%2Fmy%2F
FreeRegards